CN111058755A - Roller shutter type safety door of box-type substation - Google Patents
Roller shutter type safety door of box-type substation Download PDFInfo
- Publication number
- CN111058755A CN111058755A CN201911383489.4A CN201911383489A CN111058755A CN 111058755 A CN111058755 A CN 111058755A CN 201911383489 A CN201911383489 A CN 201911383489A CN 111058755 A CN111058755 A CN 111058755A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- soft curtain
- substation
- box
- door body
- 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.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
- E06B9/70—Operating devices or mechanisms, e.g. with electric drive comprising an electric motor positioned outside the roller
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
- E06B9/11—Roller shutters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Power Engineering (AREA)
- Architecture (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The invention relates to a rolling type safety door of a box-type transformer substation, which comprises a soft curtain door body, two sliding rails, a scroll, a rotating shaft, a motor, a mounting rack, a rotating rod, a chain wheel and a chain, the two slide rails are symmetrically arranged at two sides of a doorway of the transformer substation body, two mounting frames are symmetrically and fixedly connected with two sides of the transformer substation body close to the top end, the scroll is rotatably connected with the two mounting frames through a rotating shaft, one end of the soft curtain door body is fixedly connected with the scroll, the soft curtain door body is connected with the two slide rails in a sliding way, the rotating rod is rotationally connected with the two mounting frames and can drive the rotating rod to rotate by starting the motor, the roller is driven to rotate by the matching of the chain wheel and the chain, the roller is used for winding, storing or releasing the soft curtain door body, therefore, the roller shutter type door only occupies a vertical space and does not occupy a parallel space, and the using space is greatly saved.
Description
Technical Field
The invention relates to the technical field of box-type substation equipment, in particular to a roller shutter type safety door of a box-type substation.
Background
The box-type substation is also called a pre-installed substation or a pre-installed substation. The high-voltage switchgear, the distribution transformer and the low-voltage distribution device are factory prefabricated indoor and outdoor compact distribution equipment which are integrated according to a certain wiring scheme, namely, the functions of transformer voltage reduction, low-voltage distribution and the like are organically combined together and are arranged in a steel structure box which is damp-proof, rust-proof, dust-proof, rat-proof, fireproof, anti-theft, heat-insulating, totally-closed and movable, so that the high-voltage switchgear is particularly suitable for urban network construction and transformation and is a brand-new substation rising after a civil engineering substation; the box-type transformer substation is suitable for mines, factory enterprises, oil-gas fields and wind power stations, replaces the original civil power distribution room and power distribution station, and becomes a novel complete set of power transformation and distribution device;
however, all the traditional box-type substations are outward-opening doors, but the outward-opening doors have the following disadvantages: 1. the occupied space is large, and the safety of the human body is influenced to a certain extent; when an outward opening door of the existing box-type substation is opened, the corridor space needs to be occupied, the passage of inspection personnel is influenced, and meanwhile, due to the fact that the edge of the outward opening door is sharp, clothes are easily hooked and cut into skin carelessly; if the outward opening door is not hung well when opened, the outward opening door can swing back and forth to hit workers in windy weather; 2. the outward opening door does not have fireproof and explosion-proof capabilities, and if the internal transformer is in fire or explosion, the whole outward opening door is burnt and spreads to objects in a certain range outside;
in summary, the present application provides a rolling type safety door for a box-type substation to solve the above problems.
Disclosure of Invention
The invention aims to provide a roller shutter type safety door for a box-type substation, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a curtain formula emergency exit is rolled up to box-type substation, includes the soft curtain door body, slide rail, spool, pivot, motor, mounting bracket, bull stick, sprocket and chain, the slide rail is equipped with two, and two the slide rail symmetry is installed in the both sides at the gate of transformer substation body, and transformer substation body is close to two mounting brackets of top bilateral symmetry fixedly connected with, the spool rotates through the pivot and connects in two mounting brackets, the one end fixed connection of the soft curtain door body in the spool, just soft curtain door body sliding connection is in two slide rails, the bull stick rotates to be connected in two mounting brackets, just the bull stick is located the top of spool, equal fixedly connected with sprocket on pivot and the bull stick, just connect through chain drive between the sprocket, motor fixed connection is in the mounting bracket, just the output shaft and the bull stick fixed connection.
Preferably, still include ventilation fan and actuating mechanism, the ventilation fan is installed on the transformer substation body, actuating mechanism includes spout, slider, rack, incomplete gear, guide arm and dabs the switch, spout fixed mounting keeps away from one side of motor in the transformer substation body, slider sliding connection is in the spout, rack fixed connection is in the slider, the one end of bull stick is passed mounting bracket and incomplete gear fixed connection, just incomplete gear and rack cooperation work, guide arm fixed connection is in the slider, dabs switch fixed connection and just is located the below of guide arm on the transformer substation body, dabs the switch and is used for starting the ventilation fan.
Preferably, the driving mechanism and the mounting frame are both fixedly connected with a protective shell.
Preferably, the soft curtain door body is sprayed with anticorrosive paint.
Preferably, the soft curtain door body is a steel fireproof safety door.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, through the mutual matching of the soft curtain door body, the sliding rail, the scroll, the rotating shaft, the motor, the mounting frame, the rotating rod, the chain wheel and the chain, the rotating rod can be driven to rotate by starting the motor, the scroll is driven to rotate by the matching of the chain wheel and the chain, and the soft curtain door body is wound, stored or discharged through the scroll, so that the setting of the curtain door body only occupies a vertical space and does not occupy a parallel space, the use space is greatly saved, meanwhile, a worker can pass through a passageway smoothly without hindrance, and does not worry about the body scratch caused by touching the door body shell, and meanwhile, the soft curtain door body is arranged to be a steel fireproof safety door, so that the soft curtain door body has certain fireproof and explosion-proof capabilities, and equipment; 2. according to the invention, through the mutual matching of the ventilating fan, the sliding chute, the sliding block, the rack, the incomplete gear, the guide rod and the tact switch, the sliding block can be driven to slide in the sliding chute through the mutual matching of the incomplete gear and the rack, then the ventilating fan is started by closing the soft curtain door body through the cooperation of the guide rod and the tact switch through the tact switch, and thus, the automatic ventilation of the transformer substation body after the door is closed can be realized.
Drawings
Fig. 1 is a schematic structural diagram of a substation body according to the present invention;
FIG. 2 is a schematic view of the driving mechanism of the present invention;
fig. 3 is a schematic structural view of the protective case of the present invention.
Reference numerals: 1. a substation body; 2. a soft curtain door body; 3. a slide rail; 4. a reel; 5. a rotating shaft; 6. a motor; 7. a mounting frame; 8. a rotating rod; 9. a sprocket; 10. a chain; 11. anticorrosive paint; 12. a protective shell; 13. a ventilating fan; 14. a drive mechanism; 141. a chute; 142. a slider; 143. a rack; 144. an incomplete gear; 145. a guide bar; 146. and (6) lightly touching a switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a roller shutter type safety door of a box-type transformer substation comprises two soft curtain door bodies 2, two sliding rails 3, a scroll 4, a rotating shaft 5, a motor 6, mounting frames 7, rotating rods 8, chain wheels 9 and chains 10, wherein the sliding rails 3 are symmetrically arranged at two sides of a doorway of a transformer substation body 1, the transformer substation body 1 is symmetrically and fixedly connected with the two mounting frames 7 close to two sides of the top end, the scroll 4 is rotatably connected to the two mounting frames 7 through the rotating shaft 5, one end of each soft curtain door body 2 is fixedly connected to the scroll 4, the soft curtain door bodies 2 are slidably connected to the two sliding rails 3, the rotating rods 8 are rotatably connected to the two mounting frames 7, the rotating rods 8 are positioned above the scroll 4, the sprocket wheels 9 are fixedly connected to the rotating shafts 5 and the rotating rods 8, the sprocket wheels 9 are in transmission connection through the chains 10, the motor 6 is fixedly connected to the, an output shaft of the motor 6 is fixedly connected with the rotating rod 8, the rotating rod 8 rotates through the output shaft of the motor 6, and then the winding shaft 4 is driven to rotate through the matching of the chain 10 and the chain wheel 9, so that the winding shaft 4 rotates more stably, and the soft curtain door body 2 can be accommodated better;
the transformer substation is characterized by further comprising a ventilating fan 13 and a driving mechanism 14, wherein the ventilating fan 13 is installed on the transformer substation body 1, the driving mechanism 14 includes a slide 141, a slider 142, a rack 143, a partial gear 144, a guide rod 145 and a tact switch 146, the sliding groove 141 is fixedly installed at one side of the substation body 1 away from the motor 6, the sliding block 142 is slidably connected to the sliding groove 141, the rack 143 is fixedly connected to the sliding block 142, one end of the rotating rod 8 passes through the mounting rack 7 to be fixedly connected with the incomplete gear 144, and the incomplete gear 144 cooperates with the rack 143, the guide rod 145 is fixedly connected to the sliding block 142, the tact switch 146 is fixedly connected to the substation body 1 and located below the guide rod 145, the tact switch 146 is used for starting the ventilation fan 13, the light touch switch 146 is matched through the guide rod 145 to start the ventilation fan 13 to ventilate the interior of the substation body 1;
the driving mechanism 14 and the mounting rack 7 are both fixedly connected with a protective shell 12 for protecting the equipment;
the soft curtain door body 2 is sprayed with anticorrosive paint 11 for preventing rainwater from corroding the soft curtain door body 2;
the soft curtain door body 2 is a steel fireproof safety door;
the working process is as follows: when the soft curtain door is used, the motor 6 is started firstly, the rotating rod 8 is driven to rotate through the rotation of the output shaft of the motor 6, the rotating rod 8 drives the chain wheel 9 to rotate, and the rotating shaft 5 is driven to rotate through the matching of the chain wheel 9 and the chain 10, so that the rotating shaft 5 drives the scroll 4 to rotate, and the scroll 4 winds, accommodates or discharges the soft curtain door body 2;
when the scroll 4 discharges the soft curtain door body 2, the soft curtain door body 2 slides downwards on the substation body 1 through the slide rail 3 until the door of the substation body 1 is closed, meanwhile, the rotating rod 8 drives the incomplete gear 144 to rotate, and the incomplete gear 144 and the rack 143 are intermittently meshed to rotate, so that the rack 143 intermittently drives the sliding block 142 to slide downwards through the sliding groove 141, when the soft curtain door body 2 is completely discharged, the sliding block 142 also slides to the bottom of the sliding groove 141, so that the guide rod 145 collides the tact switch 146, and the tact switch 146 starts the ventilation fan 13 to work to ventilate the interior of the substation body 1;
when maintenance and inspection personnel need to enter the interior of the transformer substation body 1, the scroll 4 winds and stores the soft curtain door body 2, and meanwhile, the incomplete gear 144 and the rack 143 are matched to drive the slide block 142 to slide upwards through the chute 141, so that the guide rod 145 is separated from the tact switch 146, the ventilation fan 13 stops working, and the maintenance and inspection personnel can inspect and maintain the internal instruments of the transformer substation body 1; in conclusion, the transformer substation body 1 can be automatically ventilated after the door is closed, only vertical space is occupied and parallel space is not occupied due to the arrangement of the roller shutter type door body, so that the use space is greatly saved, meanwhile, a worker can smoothly pass through a passageway without obstruction, the worker is completely free from worrying about scratching the body due to touching the door body shell, and the door body can not be hit when wind is prevented from being blown; meanwhile, the soft curtain door body 2 is a steel fireproof safety door, so that the soft curtain door has certain fireproof and explosion-proof capacity, and the safety of equipment and the periphery is ensured to a greater extent.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a box-type substation rolls up curtain formula emergency exit which characterized in that: comprises a soft curtain door body (2), two sliding rails (3), a scroll (4), a rotating shaft (5), a motor (6), mounting frames (7), rotating rods (8), chain wheels (9) and chains (10), wherein the number of the sliding rails (3) is two, the two sliding rails (3) are symmetrically mounted at two sides of a gate of a transformer substation body (1), the two mounting frames (7) are symmetrically and fixedly connected to two sides of the transformer substation body (1) close to the top end, the scroll (4) is rotatably connected to the two mounting frames (7) through the rotating shaft (5), one end of the soft curtain door body (2) is fixedly connected to the scroll (4), the soft curtain door body (2) is slidably connected to the two sliding rails (3), the rotating rods (8) are rotatably connected to the two mounting frames (7), the rotating rods (8) are positioned above the scroll (4), the chain wheels (9) are fixedly connected to the rotating shaft (5) and the rotating rods (, and the chain wheels (9) are in transmission connection through chains (10), the motor (6) is fixedly connected to the mounting frame (7), and an output shaft of the motor (6) is fixedly connected with the rotating rod (8).
2. The rolling type safety door of box-type substation according to claim 1, characterized in that: the transformer substation is characterized by further comprising a ventilating fan (13) and a driving mechanism (14), wherein the ventilating fan (13) is installed on the substation body (1), the driving mechanism (14) comprises a sliding groove (141), a sliding block (142), a rack (143), an incomplete gear (144), a guide rod (145) and a light touch switch (146), the sliding groove (141) is fixedly installed on one side, away from the motor (6), of the substation body (1), the sliding block (142) is connected to the sliding groove (141) in a sliding mode, the rack (143) is fixedly connected to the sliding block (142), one end of the rotating rod (8) penetrates through the installation frame (7) and is fixedly connected with the incomplete gear (144), the incomplete gear (144) and the rack (143) work in a matched mode, the guide rod (145) is fixedly connected to the sliding block (142), and the light touch switch (146) is fixedly connected to the substation body (1) and located below the guide rod (, the light touch switch (146) is used for starting the ventilation fan (13).
3. The rolling type safety door of box-type substation according to claim 2, characterized in that: and the driving mechanism (14) and the mounting rack (7) are fixedly connected with a protective shell (12).
4. The rolling type safety door of box-type substation according to claim 1, characterized in that: the soft curtain door body (2) is sprayed with anticorrosive paint (11).
5. The rolling type safety door of box-type substation according to claim 1, characterized in that: the soft curtain door body (2) is a steel fireproof safety door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911383489.4A CN111058755A (en) | 2019-12-28 | 2019-12-28 | Roller shutter type safety door of box-type substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911383489.4A CN111058755A (en) | 2019-12-28 | 2019-12-28 | Roller shutter type safety door of box-type substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111058755A true CN111058755A (en) | 2020-04-24 |
Family
ID=70304390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911383489.4A Pending CN111058755A (en) | 2019-12-28 | 2019-12-28 | Roller shutter type safety door of box-type substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111058755A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111884065A (en) * | 2020-07-14 | 2020-11-03 | 吉林建筑大学 | Electrical construction is with safe type fire prevention switch board |
| CN112327024A (en) * | 2020-10-27 | 2021-02-05 | 海南电网有限责任公司儋州供电局 | Novel combined low-voltage charge control meter box |
| CN117526109A (en) * | 2023-11-13 | 2024-02-06 | 山东厚俞实业有限公司 | Electric power prefabricated cabin with fault unit isolation function |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201363067Y (en) * | 2009-01-21 | 2009-12-16 | 黄琮哲 | Door panel ventilating device |
| CN106410637A (en) * | 2016-11-10 | 2017-02-15 | 合肥华义电气科技有限公司 | Box-type substation |
| CN106925763A (en) * | 2017-04-12 | 2017-07-07 | 重庆市永川区益锐机械有限责任公司 | Casting shells and cleaning device |
| CN206508535U (en) * | 2016-09-20 | 2017-09-22 | 奥飞娱乐股份有限公司 | It is a kind of can calculation times Climbing top Yo-Yo |
| CN208456472U (en) * | 2018-06-08 | 2019-02-01 | 漳州市金安机电有限公司 | A kind of rolling door draw off gear for door roller |
| CN208642408U (en) * | 2018-08-21 | 2019-03-26 | 宜昌微诺科技有限公司 | A kind of efficient urea for vehicle solution preparing tank |
| CN209150595U (en) * | 2018-12-03 | 2019-07-23 | Abb瑞士股份有限公司 | A kind of preassembled transformer station |
| CN209724170U (en) * | 2019-01-30 | 2019-12-03 | 朱永红 | Driven shaft is easy the shutter door of installation |
-
2019
- 2019-12-28 CN CN201911383489.4A patent/CN111058755A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201363067Y (en) * | 2009-01-21 | 2009-12-16 | 黄琮哲 | Door panel ventilating device |
| CN206508535U (en) * | 2016-09-20 | 2017-09-22 | 奥飞娱乐股份有限公司 | It is a kind of can calculation times Climbing top Yo-Yo |
| CN106410637A (en) * | 2016-11-10 | 2017-02-15 | 合肥华义电气科技有限公司 | Box-type substation |
| CN106925763A (en) * | 2017-04-12 | 2017-07-07 | 重庆市永川区益锐机械有限责任公司 | Casting shells and cleaning device |
| CN208456472U (en) * | 2018-06-08 | 2019-02-01 | 漳州市金安机电有限公司 | A kind of rolling door draw off gear for door roller |
| CN208642408U (en) * | 2018-08-21 | 2019-03-26 | 宜昌微诺科技有限公司 | A kind of efficient urea for vehicle solution preparing tank |
| CN209150595U (en) * | 2018-12-03 | 2019-07-23 | Abb瑞士股份有限公司 | A kind of preassembled transformer station |
| CN209724170U (en) * | 2019-01-30 | 2019-12-03 | 朱永红 | Driven shaft is easy the shutter door of installation |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111884065A (en) * | 2020-07-14 | 2020-11-03 | 吉林建筑大学 | Electrical construction is with safe type fire prevention switch board |
| CN111884065B (en) * | 2020-07-14 | 2022-03-15 | 吉林建筑大学 | Electrical construction is with safe type fire prevention switch board |
| CN112327024A (en) * | 2020-10-27 | 2021-02-05 | 海南电网有限责任公司儋州供电局 | Novel combined low-voltage charge control meter box |
| CN117526109A (en) * | 2023-11-13 | 2024-02-06 | 山东厚俞实业有限公司 | Electric power prefabricated cabin with fault unit isolation function |
| CN117526109B (en) * | 2023-11-13 | 2024-04-16 | 山东厚俞实业有限公司 | Electric power prefabricated cabin with fault unit isolation function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111058755A (en) | Roller shutter type safety door of box-type substation | |
| US20100201230A1 (en) | Electric power system control system with selective enclosure | |
| CN201730477U (en) | Lifting door | |
| CN203201358U (en) | Electric window capable of being opened | |
| CN210041054U (en) | Box-type substation with waterproof function | |
| CN203684916U (en) | Automatic ventilation type integrated aluminum alloy sun-shading door window | |
| CN209526415U (en) | Box-type substation | |
| CN110635380A (en) | Intelligent box-type substation | |
| CN212659861U (en) | Novel box-type substation | |
| CN208473666U (en) | Gate-type fire resisting shutter in a kind of curtain | |
| CN201821105U (en) | Box type reactor | |
| CN206329262U (en) | External interior opening plate screen window | |
| CN214506079U (en) | Electric power cabinet with prevent hindering harm function | |
| CN213782556U (en) | Take high-voltage board hot plate of protection casing | |
| CN204238752U (en) | A kind of multi-functional external sunshade integrated window | |
| CN207048631U (en) | A kind of refractory metal blind non-insulated fire window | |
| CN203248028U (en) | Anti-impact steel explosion-venting roller shutter door | |
| CN220401147U (en) | Box-type substation door seal structure | |
| CN214379498U (en) | Winding mechanism of box-type substation | |
| CN219086650U (en) | Integrated box-type transformer substation | |
| CN219591891U (en) | Ring main unit convenient to maintain | |
| CN210342791U (en) | Environment-friendly energy-saving type traffic sentry box | |
| CN217841423U (en) | Horizontal fire-proof rolling shutter door | |
| CN214044528U (en) | Box-type substation environment monitoring device | |
| CN204960621U (en) | Hand formula machine of windowing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200424 |
|
| RJ01 | Rejection of invention patent application after publication |