CN111697474A - Construction machinery control cabinet - Google Patents
Construction machinery control cabinet Download PDFInfo
- Publication number
- CN111697474A CN111697474A CN202010615621.6A CN202010615621A CN111697474A CN 111697474 A CN111697474 A CN 111697474A CN 202010615621 A CN202010615621 A CN 202010615621A CN 111697474 A CN111697474 A CN 111697474A
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- Prior art keywords
- drawer
- plate
- control cabinet
- mode
- shaft
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/127—Withdrawal mechanism
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/173—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal drawer type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention discloses a construction machinery control cabinet, which structurally comprises a control cabinet box, a placing plate, a drawer, a hollowed bottom plate, a lower cabinet door, a lock catch and an upper cabinet door, wherein the drawer is movably clamped at the middle upper section in the control cabinet box, the drawer comprises a drawer box, a guide rail baffle, a side guide rail, a sliding mechanism and an auxiliary pusher, the auxiliary pusher is fixedly embedded at the rear side of the drawer box, and the sliding mechanism is fixedly connected at the lower end of the drawer box. The condition that the drawer box is damaged due to the pressure of pushing back is avoided.
Description
Technical Field
The invention relates to the field of construction machinery, in particular to a construction machinery control cabinet.
Background
The control cabinet of the construction machinery is arranged on a construction site, the switch equipment, the measuring instrument, the protective electric appliance and the auxiliary equipment are assembled in a closed or semi-closed metal cabinet according to the electrical wiring requirement, the arrangement of the control cabinet of the construction machinery meets the requirement of normal operation of a power system, the maintenance is convenient, the safety of a person and surrounding equipment is not endangered, because when the mechanical equipment is installed on the mechanical control, a drawer needs to be pulled outwards, and because the dust of the equipment is more on the construction site, the drawer is easy to accumulate in a moving groove of the drawer to cause inconvenient movement of the drawer in the process of scattering all around, and after the control cabinet is arranged, when the drawer is pushed back inwards, components and circuits of part of the mechanical equipment are easy to collide with the side of the control cabinet and the drawer, or a clamping shell falls into the moving groove of the drawer, so that the.
Disclosure of Invention
The invention provides a control cabinet of a construction machine, aiming at the problems that when mechanical equipment is installed on the mechanical control, a drawer needs to be pulled outwards, the drawer is easy to accumulate in a moving groove of the drawer in the process of scattering at four places due to more dust of the equipment on the construction site, so that the drawer is inconvenient to move, and when the drawer is pushed back inwards after being arranged, parts or circuits of part of the mechanical equipment are easy to impact the side of the control cabinet and the drawer or fall into a clamping shell in the moving groove of the drawer, so that equipment is easy to break down.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a construction machinery switch board, its structure includes the switch board case, puts board, drawer, fretwork bottom plate, lower cabinet door, hasp, goes up the cabinet door, go up cabinet door hinged joint in the switch board case top, it puts board bolted connection on the drawer top to put, the fretwork bottom plate inlays solid connection in the switch board bottom of the case portion, hasp nested connection is at cabinet door side under, cabinet door hinged joint is in switch board case below position down, drawer activity block is middle-upper segment in the switch board incasement portion, the drawer mainly includes steamer tray, guide rail baffle, side guide rail, slide mechanism, supplementary pusher inlays solid connection in steamer tray box rear side, slide mechanism fixed connection is at steamer tray box lower extreme, side guide rail welded connection is in steamer tray box side, the guide rail baffle is established at the side guide rail front end.
As a further improvement of the invention, the sliding mechanism mainly comprises a sliding plate, a left clamping plate, a right clamping plate and a sticking strip, wherein the left clamping plate is arranged on the left side of the sliding plate in a clearance fit manner, the sticking strip is welded at the bottom positions of the left clamping plate and the right clamping plate, the right clamping plate is arranged on the right side of the sliding plate in a clearance fit manner, the left clamping plate and the sticking strip are in an L-shaped structure, and the left clamping plate and the sticking strip can be better stuck to two sides of the sliding plate together.
As a further improvement of the invention, the sliding plate mainly comprises a groove plate, a convex block, rolling balls, a ball rod and clamping grooves, wherein the ball rod is welded at the bottom of the convex block, the rolling balls are movably clamped at the top ends of the convex block, the convex block is arranged in the groove plate in a clearance fit manner through the ball rod, the clamping grooves penetrate through the left side and the right side of the ball rod, the clamping grooves at the two sides of the ball rod can be in clearance fit with the left clamping plate and the right clamping plate, so that the ball rod is fixedly arranged at the side of the groove plate, and the rolling balls at the top ends are made.
As a further improvement of the invention, the auxiliary pusher mainly comprises cushion blocks, an extension device, a shaft plate, a shaft rod, an insertion block, a stop block and an elastic rod, wherein the extension device is nested between the cushion blocks, the extension device is attached to the front of the shaft rod, the elastic rod is fixedly embedded behind the insertion block, the shaft plate is connected to the side of the shaft rod through a bolt, the shaft rod is fixedly connected to the lower part of the insertion block, the elastic rod is riveted at the front end of the stop block, the stop block is connected with the shaft rod, the auxiliary pusher is of a stepped structure, and the stop block at the upper end is provided with three elastic rods which are arranged at the front end of the stop block.
As a further improvement of the present invention, the extension device mainly comprises a coupling block, an extension hemisphere, a fixed shaft and two propulsion mechanisms, wherein the fixed shaft is embedded and fixedly connected at the center of the coupling block, the extension hemisphere is embedded and connected outside the fixed shaft, the propulsion mechanisms are connected with the extension hemisphere, and the extension hemisphere and the propulsion mechanisms are distributed and installed in a symmetrical structure by taking the fixed shaft as a central line.
As a further improvement of the invention, the propelling mechanism mainly comprises a box body, a guide rod, an elastic strip and a push piece, wherein the guide rod is fixedly embedded in the middle section of the interior of the box body, the push piece is embedded and connected at the tail end of the guide rod, the elastic strip is arranged at the front end of the guide rod in a clearance fit manner, and the elastic strip is made of a metal copper material and has better extensibility and recoverability.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the drawer box is matched with the side guide rails on the side and the guide rail baffle plates for guiding, a moving groove is cancelled, the condition that dust can be accumulated in the moving groove is avoided, the left clamping plate, the right clamping plate and the sticking strip are in L-shaped structures and can be well fitted to two sides of the sliding plate, the sliding plate is prevented from being worn by the outside, the groove plate is further protected, the rolling ball can improve the moving capability of the sliding plate, and the sliding plate is prevented from being separated or damaged due to the fact that other mechanical circuits and parts are impacted in the pulling process.
2. The elastic rod at the front end of the stop block can assist the extending device to extend forwards, the push sheet is matched with the guide rod to guide, and the elastic strip and the extending hemisphere move forwards, so that the extending area of the drawer box is the largest, mechanical equipment can be placed well, the elastic strip can improve the extending effect of the pushing mechanism at the other end, and when the drawer is retracted, the elastic strip can relieve the impact pressure of rebounding, the damage of the drawer box caused by the pressure of the rebounding is avoided, and the drawer is further protected and perfected.
Drawings
Fig. 1 is a schematic structural diagram of a construction machine control cabinet according to the present invention.
FIG. 2 is a side view of the drawer according to the present invention.
Fig. 3 is a partial structural schematic view of the sliding mechanism of the present invention.
Fig. 4 is a partial front view and a half sectional view of the sliding plate of the present invention.
Fig. 5 is a front half-sectional structural schematic view of the auxiliary pushing device of the present invention.
Fig. 6 is a top half-sectional structural schematic view of the auxiliary pushing device of the present invention.
Fig. 7 is a front half-sectional structural schematic view of the extension device of the present invention.
Fig. 8 is a front sectional structural schematic view of the propulsion mechanism of the present invention.
In the figure: control cabinet box-1, placing plate-2, drawer-3, hollowed bottom plate-4, lower cabinet door-5, lock catch-6, upper cabinet door-7, drawer box-31, guide rail baffle-32, side guide rail-33, sliding mechanism-34, auxiliary pusher-35, sliding plate-341, left clamping plate-342, right clamping plate-343, stick-344, groove plate-3411, projection-3412, rolling ball-3413, ball-3414, card slot-3415, cushion block-351, extension device-352, shaft plate-353, shaft rod-354, insert block-355, stopper-356, elastic rod-357, combined block-a 1, extension hemisphere-a 2, fixed shaft-a 3, propulsion mechanism-a 4, box body-a 41, guide rod-a 42, Spring bar-a 43, and push piece-a 44.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1
As shown in fig. 1-4:
the invention provides a construction machinery control cabinet, which structurally comprises a control cabinet box 1, a placing plate 2, a drawer 3, a hollowed bottom plate 4, a lower cabinet door 5, a lock catch 6 and an upper cabinet door 7, wherein the upper cabinet door 7 is hinged to the uppermost part of the control cabinet box 1, the placing plate 2 is connected to the top end of the drawer 3 through a bolt, the hollowed bottom plate 4 is fixedly embedded at the bottom of the control cabinet box 1, the lock catch 6 is connected to the side end of the lower cabinet door 5 in a nested manner, the lower cabinet door 5 is hinged to the lower part of the control cabinet box 1, the drawer 3 is movably clamped at the upper section in the control cabinet box 1, the drawer 3 mainly comprises a drawer box 31, a guide rail baffle 32, a side guide rail 33, a sliding mechanism 34 and an auxiliary pusher 35, the auxiliary pusher 35 is fixedly embedded at the rear side of the drawer box 31, the sliding mechanism 34 is fixedly connected to the lower end of the drawer box 31, the side, the guide rail baffle 32 is provided at the front end of the side guide rail 33.
The sliding mechanism 34 mainly includes a sliding plate 341, a left clamping plate 342, a right clamping plate 343, and a sticking strip 344, the left clamping plate 342 is installed on the left side of the sliding plate 341 in a clearance fit manner, the sticking strip 344 is welded and connected to the bottom positions of the left clamping plate 342 and the right clamping plate 343, the right clamping plate 343 is installed on the right side of the sliding plate 341 in a clearance fit manner, the left clamping plate 342 and the sticking strip 344 are in an L-shaped structure, and can be better attached to two sides of the sliding plate 341 with the right clamping plate 343, so as to avoid the sliding plate 341 from being worn by.
The sliding plate 341 mainly includes a groove plate 3411, a protrusion 3412, a rolling ball 3413, a ball 3414, and a groove 3415, the ball 3414 is welded to a bottom of the protrusion 3412, the rolling ball 3413 is movably engaged with a top end of the protrusion 3412, the protrusion 3412 is installed inside the groove plate 3411 through the ball 3414 in a clearance fit manner, the groove 3415 penetrates through left and right sides of the ball 3414, the groove 3415 on two sides of the ball 3414 can be in clearance fit with the left clamping plate 342 and the right clamping plate 343 to be fixedly installed on a side of the groove plate 3411, the groove plate 3411 is further protected, the rolling ball 3413 on the top end is made of stainless steel, and the sliding plate 341 has good sliding capability and can improve the moving capability.
The specific use mode and function of the embodiment are as follows:
when mechanical control equipment needs to be installed, the drawer box 31 is pulled outwards to enable the drawer box 31 to be matched with the side guide rails 33 on the side and guide rail baffles 32 to guide work, a moving groove is omitted, and the situation that dust can be accumulated in the moving groove is avoided, in the invention, the convex block 3412 with the ball rod 3414 is nested at the top end of the groove plate 3411, the left clamping plate 342 and the right clamping plate 343 are installed at the side position of the groove plate 3411 in a clearance fit mode through the clamping grooves at the two sides of the ball rod 3414, the left clamping plate 342, the right clamping plate 343 and the sticking strip 344 are in an L-shaped structure and can be well matched and stuck to the two sides of the sliding plate 341, the sliding plate 341 is prevented from being worn by the outside, the rolling ball 3411 of the groove plate is further protected, and the 3413 at the top end of the convex block 3412 is made of stainless steel, so that the sliding capability of the sliding plate 341 can be improved, and further, The sliding plate 341 may be detached or damaged.
Example 2
As shown in fig. 5-8:
the invention provides a control cabinet for construction machinery, wherein an auxiliary pusher 35 mainly comprises a cushion block 351, an extension device 352, a shaft plate 353, a shaft rod 354, an insertion block 355, a stop block 356 and an elastic rod 357, the extension 352 is nested between the pads 351, the extension 352 fits in front of the shaft 354, the elastic rod 357 is embedded and connected at the back of the plug-in block 355, the shaft plate 353 is bolted at the side of the shaft rod 354, the shaft 354 is fixedly connected below the plug 355, the spring rod 357 is riveted at the front end of the stopper 356, the stopper 356 is connected to the shaft 354, the auxiliary pusher 35 has a stepped structure, the block 356 at the upper end is provided with three elastic rods 357 which are arranged at the front end of the block 356, the elastic rod 357 can assist the extension device 352 to extend the extension distance, and can prevent the damage of the drawer 31 caused by the impact force of pushing back when the drawer is retracted.
The extending device 352 mainly comprises a combined block a1, an extending hemisphere a2, a fixed shaft a3 and a propelling mechanism a4, wherein the fixed shaft a3 is fixedly embedded in the center of the combined block a1, the extending hemisphere a2 is connected to the outside of the fixed shaft a3 in a nested manner, the propelling mechanism a4 is connected with an extending hemisphere a2, two extending hemispheres a2 and two propelling mechanisms a4 are arranged, and are distributed and installed in a symmetrical structure by taking the fixed shaft a3 as a central line, so that the extending operation can be performed in two directions, and the extending effect is more remarkable.
Wherein, advancing mechanism a4 mainly includes box body a41, guide bar a42, bullet strip a43, push pedal a44, guide bar a42 inlays the fixed connection in the inside middle section position of box body a41, push pedal a44 nested connection is at guide bar a42 terminal, bullet strip a43 clearance fit installs in guide bar a42 front end position, bullet strip a43 adopts the metal copper material, has better extensibility and resilience, can improve the extension effect to advancing mechanism a4 of the other end to when retrieving work, bullet strip a43 can be to slowing down the impact pressure of bounce, protect advancing mechanism a 4.
The specific use mode and function of the embodiment are as follows:
in the invention, the auxiliary pusher 35 is in a ladder structure, and the stopper 356 at the upper end is provided with three elastic rods 357 which are arranged at the front end of the stopper 356, the elastic rod 357 can assist the extension device 352 to extend the extension distance forward, the pushing mechanism a4 at the front end of the extension device 352 can also perform extension work simultaneously, the pushing piece a44 will cooperate with the guiding of the guiding rod a42 to move the elastic strip a43 and the extending hemisphere a2 forward, so that the area extended by the drawer 31 is at the maximum, mechanical equipment can be placed well, and the elastic strip a43 of the pushing mechanism a4 is made of metal copper material, has better extensibility and recoverability, can improve the extending effect of the pushing mechanism a4 at the other end, and when retrieving the work, bullet strip a43 can be to the impact pressure that slows down the bounce, avoids the condition that the pressure that pushes back caused drawer box 31 to damage, further protects and perfect drawer 3.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (6)
1. The utility model provides a construction machinery switch board, its structure includes switch board case (1), places board (2), drawer (3), fretwork bottom plate (4), lower cabinet door (5), hasp (6), goes up cabinet door (7), go up cabinet door (7) hinged joint in switch board case (1) top, it puts board (2) bolted connection on drawer (3) top, fretwork bottom plate (4) are embedded to be connected in switch board case (1) bottom, hasp (6) nested connection is at lower cabinet door (5) side, lower cabinet door (5) hinged joint is in switch board case (1) below position, its characterized in that: the drawer (3) is movably clamped at the middle upper section in the control cabinet (1);
drawer (3) mainly include drawer box (31), guide rail baffle (32), side guide rail (33), slide mechanism (34), supplementary pusher (35) embedded connection is in drawer box (31) rear side, slide mechanism (34) fixed connection is at drawer box (31) lower extreme, side guide rail (33) welded connection is in drawer box (31) side, guide rail baffle (32) are established at side guide rail (33) front end.
2. The construction machine control cabinet according to claim 1, wherein: the sliding mechanism (34) mainly comprises a sliding plate (341), a left clamping plate (342), a right clamping plate (343) and a sticking strip (344), wherein the left clamping plate (342) is installed on the left side of the sliding plate (341) in a clearance fit mode, the sticking strip (344) is connected to the bottom positions of the left clamping plate (342) and the right clamping plate (343) in a welding mode, and the right clamping plate (343) is installed on the right side of the sliding plate (341) in a clearance fit mode.
3. The construction machine control cabinet according to claim 2, wherein: the sliding plate (341) mainly comprises a groove plate (3411), a convex block (3412), a rolling ball (3413), a ball rod (3414) and a clamping groove (3415), wherein the ball rod (3414) is connected to the bottom of the convex block (3412) in a welding mode, the rolling ball (3413) is movably clamped at the top end of the convex block (3412), the convex block (3412) is installed inside the groove plate (3411) in a clearance fit mode through the ball rod (3414), and the clamping groove (3415) penetrates through the left side and the right side of the ball rod (3414).
4. The construction machine control cabinet according to claim 1, wherein: the auxiliary pusher (35) mainly comprises cushion blocks (351), extension devices (352), shaft plates (353), shaft rods (354), insert blocks (355), stop blocks (356) and elastic rods (357), wherein the extension devices (352) are connected among the cushion blocks (351) in a nested mode, the extension devices (352) are attached to the front of the shaft rods (354), the elastic rods (357) are fixedly connected to the rear of the insert blocks (355) in a nested mode, the shaft plates (353) are connected to the lateral sides of the shaft rods (354) in a bolted mode, the shaft rods (354) are fixedly connected to the lower sides of the insert blocks (355), the elastic rods (357) are connected to the front ends of the stop blocks (356) in a riveted mode, and the stop blocks (356) are connected with the shaft rods (354).
5. The construction machine control cabinet according to claim 4, wherein: the extension device (352) mainly comprises a combined block (a1), an extension hemisphere (a2), a fixed shaft (a3) and a propulsion mechanism (a4), wherein the fixed shaft (a3) is fixedly connected to the center of the combined block (a1) in a embedding mode, the extension hemisphere (a2) is connected to the outer portion of the fixed shaft (a3) in a nesting mode, and the propulsion mechanism (a4) is connected with the extension hemisphere (a 2).
6. The construction machine control cabinet according to claim 5, wherein: advancing mechanism (a4) mainly include box body (a41), guide bar (a42), bullet strip (a43), push pedal (a44), guide bar (a42) are embedded and are connected in box body (a41) inside middle section position, push pedal (a44) nested connection is at guide bar (a42) terminal, bullet strip (a43) clearance fit is installed in guide bar (a42) front position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010615621.6A CN111697474B (en) | 2020-06-30 | 2020-06-30 | Construction machinery control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010615621.6A CN111697474B (en) | 2020-06-30 | 2020-06-30 | Construction machinery control cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111697474A true CN111697474A (en) | 2020-09-22 |
| CN111697474B CN111697474B (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010615621.6A Active CN111697474B (en) | 2020-06-30 | 2020-06-30 | Construction machinery control cabinet |
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| Country | Link |
|---|---|
| CN (1) | CN111697474B (en) |
Citations (15)
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| ATA47492A (en) * | 1992-03-11 | 1994-11-15 | Blum Gmbh Julius | EXTENSION GUIDE SET FOR DRAWERS |
| US20090226142A1 (en) * | 2003-07-31 | 2009-09-10 | Adc Telecommunications, Inc | Slide arragement for cable drawer |
| CN201379270Y (en) * | 2009-04-03 | 2010-01-13 | 伍志勇 | Drawer slide rail |
| CN101711627A (en) * | 2008-10-08 | 2010-05-26 | 世塑有限公司 | Up-pressing detachment and combination structure |
| CN102013641A (en) * | 2010-10-25 | 2011-04-13 | 周金隆 | Drawer push interlocking mechanism |
| CN104470286A (en) * | 2014-11-14 | 2015-03-25 | 嵊州市诺米克进出口有限公司 | Drawer-type electric power control cabinet assembly with alarming device and position sensor |
| CN204519912U (en) * | 2015-03-20 | 2015-08-05 | 佛山市顺德区美泰电器有限公司 | The drawing guide mechanism of disinfection cabinet drawer |
| CN105605991A (en) * | 2015-12-31 | 2016-05-25 | 杭州晨鹰军泰科技有限公司 | Cartridge box with automatic popup function |
| CN205723363U (en) * | 2016-03-23 | 2016-11-23 | 乐清市乐杭电器有限公司 | Open frame circuit breaker |
| CN106466069A (en) * | 2015-08-21 | 2017-03-01 | 格拉斯有限公司 | Device for moving furniture parts and article of furniture |
| KR20180013361A (en) * | 2016-07-29 | 2018-02-07 | (주)세고스 | Sliding device for drawer |
| CN207010065U (en) * | 2017-07-26 | 2018-02-13 | 甘肃华菱电气自动化控制系统有限公司 | A kind of compact drawer type switch cubicle |
| CN208637843U (en) * | 2018-06-27 | 2019-03-22 | 广州川沃电气设备有限公司 | A kind of drawer structure of control cabinet |
| CN208850917U (en) * | 2017-12-08 | 2019-05-14 | 东莞动源机电科技有限公司 | A kind of drawer boost motor |
| CN210838648U (en) * | 2019-12-09 | 2020-06-23 | 刘艳玲 | Power distribution cabinet for rail transit |
-
2020
- 2020-06-30 CN CN202010615621.6A patent/CN111697474B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATA47492A (en) * | 1992-03-11 | 1994-11-15 | Blum Gmbh Julius | EXTENSION GUIDE SET FOR DRAWERS |
| US20090226142A1 (en) * | 2003-07-31 | 2009-09-10 | Adc Telecommunications, Inc | Slide arragement for cable drawer |
| CN101711627A (en) * | 2008-10-08 | 2010-05-26 | 世塑有限公司 | Up-pressing detachment and combination structure |
| CN201379270Y (en) * | 2009-04-03 | 2010-01-13 | 伍志勇 | Drawer slide rail |
| CN102013641A (en) * | 2010-10-25 | 2011-04-13 | 周金隆 | Drawer push interlocking mechanism |
| CN104470286A (en) * | 2014-11-14 | 2015-03-25 | 嵊州市诺米克进出口有限公司 | Drawer-type electric power control cabinet assembly with alarming device and position sensor |
| CN204519912U (en) * | 2015-03-20 | 2015-08-05 | 佛山市顺德区美泰电器有限公司 | The drawing guide mechanism of disinfection cabinet drawer |
| CN106466069A (en) * | 2015-08-21 | 2017-03-01 | 格拉斯有限公司 | Device for moving furniture parts and article of furniture |
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| CN210838648U (en) * | 2019-12-09 | 2020-06-23 | 刘艳玲 | Power distribution cabinet for rail transit |
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| Publication number | Publication date |
|---|---|
| CN111697474B (en) | 2022-01-14 |
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Effective date of registration: 20211227 Address after: 518000 F, Fusen building, Dongzhou community, Guangming Street, Guangming District, Shenzhen, Guangdong Applicant after: SHENZHEN JUNAN ELECTRICAL EQUIPMENT Co.,Ltd. Address before: 350000 shop C1, 06 / F, building 1, Wangzhuang Heyuan new area, No. 139, Changfu Road, Wangzhuang street, Jin'an District, Fuzhou City, Fujian Province Applicant before: Fuzhou kaihuiming Machinery Equipment Co.,Ltd. |
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