CN112003135A - Automatic door overturning device capable of saving space for high-voltage switch cabinet - Google Patents
Automatic door overturning device capable of saving space for high-voltage switch cabinet Download PDFInfo
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- CN112003135A CN112003135A CN202010810043.1A CN202010810043A CN112003135A CN 112003135 A CN112003135 A CN 112003135A CN 202010810043 A CN202010810043 A CN 202010810043A CN 112003135 A CN112003135 A CN 112003135A
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- cabinet body
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- voltage switch
- motor
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- 238000009434 installation Methods 0.000 claims description 9
- 230000007306 turnover Effects 0.000 claims description 8
- 238000003780 insertion Methods 0.000 description 7
- 230000037431 insertion Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- 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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- 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
- H02B1/32—Mounting of devices therein
-
- 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
- H02B1/38—Hinged covers or doors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses an automatic door overturning device of a high-voltage switch cabinet, which can save space and comprises a cabinet body, a rotating unit, a fixing unit and a base; the cabinet body: the two bases are respectively arranged on the left side and the right side of the bottom end of the cabinet body, the right side face of the cabinet body is provided with a fixing unit, and the bottom end inside the cabinet body is provided with a storage unit; a rotation unit: contain linear electric motor, dead lever, motor, fixing base, connector, connecting axle and cabinet door, linear electric motor establishes the left side on cabinet body top, the left surface of linear electric motor sub-seat is equipped with the dead lever, the leading flank of dead lever is equipped with the fixing base, the recess internal rotation of fixing base leading flank is connected with the connecting axle, and the top at the fixing base is established to the motor, and the output shaft of motor is connected with the top of connecting axle, and the outside of connecting axle is equipped with the connector, this automatic door gear that overturns of high tension switchgear that can save space, and is simple to use, convenient operation, degree of automation is high.
Description
Technical Field
The invention relates to the technical field of high-voltage switch cabinets, in particular to an automatic turnover door device of a high-voltage switch cabinet, which can save space.
Background
The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, the high-voltage switch cabinet is used as an electric appliance product with the voltage grade of 3.6-550 kV, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic coincidence and sectionalizer, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like, the cabinet doors of the high-voltage switch cabinet are manually opened by operators at present, the opened cabinet doors are very inconvenient when the operators maintain, and meanwhile, the cabinet bodies do not have the storage function, so that tools and parts are very inconvenient to select and take when in use.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides the automatic door overturning device for the high-voltage switch cabinet, which can save space, is simple to use, convenient to operate and high in automation degree, and can effectively solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an automatic door overturning device of a high-voltage switch cabinet capable of saving space comprises a cabinet body, a rotating unit, a fixing unit and a base;
the cabinet body: the two bases are respectively arranged on the left side and the right side of the bottom end of the cabinet body, the right side face of the cabinet body is provided with a fixing unit, and the bottom end inside the cabinet body is provided with a storage unit;
a rotation unit: the safe cabinet comprises a linear motor, a fixed rod, a motor, a fixed seat, a connector, a connecting shaft and a cabinet door, wherein the linear motor is arranged on the left side of the top end of a cabinet body;
the intelligent cabinet is characterized by further comprising a controller, wherein the controller is arranged on the front side of the top end of the cabinet body, the input ends of the linear motor and the motor are electrically connected with the output end of the controller, and the input end of the controller is electrically connected with the output end of an external power supply.
Through the rotary unit, can open the cabinet door automatically, also can place the better of cabinet door simultaneously, prevent that the cabinet door from influencing the maintenance of operating personnel later stage to the internal electrical part of cabinet to reach the purpose of saving space.
Further, fixed unit contains rotating electrical machines, mounting panel, pivot, kelly and installation piece, the right flank at the cabinet body is established to the mounting panel, the trailing flank of mounting panel is equipped with rotating electrical machines, rotating electrical machines's output shaft is connected with the rear end of pivot, the pivot is located the front side of mounting panel, the front end of pivot is equipped with the kelly, the front end at cabinet door left surface is established to the installation piece, the draw-in groove and the kelly looks joint on installation piece top, rotating electrical machines's input electric connection director's output can be fixed the cabinet door automatically, prevents that the cabinet door is fixed not firmly to cause the open by mistake to lead to the fact the influence to the internal portion electrical part of cabinet.
Further, it contains baffle, handle, case, T type piece and fixed block to deposit the unit, the fixed block has two and controls the correspondence and establish the bottom at the internal portion of cabinet, and the top of two fixed blocks all is equipped with T type groove, the left and right sides of case bottom all is equipped with T type piece, T type piece cooperatees with the T type groove on fixed block top, the leading flank of case is equipped with the handle, the inside of case is equipped with the baffle, can place the instrument and the reserve part that use to be convenient for operating personnel selection that can be quick and take when maintaining.
Further, the protection unit contains inserted block, slot, connecting plate and protecting crust, the left surface at the dead lever is established to the slot, the top of connecting plate right flank is equipped with the inserted block, the inserted block is pegged graft mutually with the slot, the front end of connecting plate right flank is equipped with the protecting crust, can carry out effectual protection to the rotation unit to prevent that debris from getting into the opening that influences the cabinet door.
Further, still include fixture block and rotation axis, the rotation axis has two and rotates the bottom of connecting at two fixed block leading flanks respectively, the outside of rotation axis is equipped with the fixture block, can fix the case, prevents the case round trip movement.
Further, still include the rubber strip, the right flank at the cabinet door is established to the rubber strip, can reduce the gap between the cabinet door and the cabinet body to prevent that rainwater etc. from entering into the internal portion of cabinet through the gap.
Further, still include record board and supporting seat, the right flank at the internal portion of cabinet is established to the supporting seat, be equipped with the record board in the mounting groove on supporting seat top, can make things convenient for operating personnel to record information and data, also make things convenient for subsequent personnel to look over simultaneously.
Further, still include the transparent window, the transparent window is established on the top of cabinet door left surface, can make things convenient for operating personnel to observe the electrical part of the internal portion of cabinet.
Compared with the prior art, the invention has the beneficial effects that: this can save space's automatic door gear that overturns of high tension switchgear has following benefit:
1. the cabinet door can be automatically opened through the rotating unit, and meanwhile, the cabinet door can be better placed, so that the cabinet door is prevented from influencing the later maintenance of electric devices in the cabinet body by operators, and the aim of saving space is fulfilled;
2. the cabinet door can be automatically fixed through the fixing unit, the phenomenon that the cabinet door is not firmly fixed and is opened mistakenly is avoided, so that electric devices in the cabinet body are influenced, and the rubber strip is arranged, so that a gap between the cabinet door and the cabinet body can be reduced, and rainwater and the like are prevented from entering the cabinet body through the gap;
3. the storage box is provided with the clamping block and the rotating shaft, so that the storage box can be fixed and prevented from moving back and forth;
4. through the protection unit, can carry out effectual protection to the rotation unit to prevent that debris from getting into to influence opening of cabinet door, be equipped with record board and supporting seat, can make things convenient for operating personnel to carry out the record with information and data, also make things convenient for subsequent personnel to look over simultaneously.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a fixing unit according to the present invention;
FIG. 3 is an enlarged view of the portion A of the present invention;
FIG. 4 is a schematic view of the enlarged structure of the part B of the present invention.
In the figure: the cabinet comprises a cabinet body 1, a rotating unit 2, a linear motor 21, a fixed rod 22, a motor 23, a fixed seat 24, a connector 25, a connecting shaft 26, a cabinet door 27, a fixed unit 3, a rotating motor 31, a mounting plate 32, a rotating shaft 33, a clamping rod 34, a mounting block 35, a storage unit 4, a partition plate 41, a handle 42, a storage box 43, a T-shaped block 44, a fixed block 45, a protection unit 5, an insertion block 51, a slot 52, a connecting plate 53, a protection shell 54, a base 6, a clamping block 7, a rotating shaft 8, a rubber strip 9, a recording plate 10, a support seat 11, a transparent window 12 and a controller 13.
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. 1-4, the present invention provides a technical solution: an automatic door overturning device of a high-voltage switch cabinet capable of saving space comprises a cabinet body 1, a rotating unit 2, a fixing unit 3 and a base 6;
the cabinet body 1: the base 6 has two and establishes the left and right sides in the bottom of the cabinet body 1 respectively, the right flank of the cabinet body 1 is equipped with fixed unit 3, fixed unit 3 contains rotating electrical machines 31, mounting panel 32, pivot 33, kelly 34 and installation piece 35, the mounting panel 32 is established at the right flank of the cabinet body 1, the trailing flank of mounting panel 32 is equipped with rotating electrical machines 31, the output shaft of rotating electrical machines 31 is connected with the rear end of pivot 33, pivot 33 is located the front side of mounting panel 32, the front end of pivot 33 is equipped with kelly 34, the installation piece 35 is established at the front end of the left flank of cabinet door 27, the draw-in groove and the kelly 34 phase lock joint on installation piece 35 top, the output of controller 13 is connected to the input electricity of rotating electrical machines 31, can fix cabinet door 27 automatically, prevent that cabinet door 27 is not firm to cause the mistake to open, thereby cause the influence to the internal electrical components of cabinet 1, the bottom of the cabinet body, The cabinet comprises handles 42, storage boxes 43, T-shaped blocks 44 and fixed blocks 45, the fixed blocks 45 are provided with two bottom ends which are correspondingly arranged in the cabinet body 1 from left to right, T-shaped grooves are formed in the top ends of the two fixed blocks 45, the T-shaped blocks 44 are arranged on the left side and the right side of the bottom end of each storage box 43, the T-shaped blocks 44 are matched with the T-shaped grooves in the top ends of the fixed blocks 45, the handles 42 are arranged on the front side faces of the storage boxes 43, partition plates 41 are arranged in the storage boxes 43, tools and spare parts can be placed, and therefore operators can select and take the tools quickly when maintaining the storage boxes;
the rotating unit 2: comprises a linear motor 21, a fixed rod 22, a motor 23, a fixed seat 24, a connector 25, a connecting shaft 26 and a cabinet door 27, wherein the linear motor 21 is arranged on the left side of the top end of the cabinet body 1, the fixed rod 22 is arranged on the left side surface of a movable seat of the linear motor 21, the fixed seat 24 is arranged on the front side surface of the fixed rod 22, the connecting shaft 26 is rotationally connected in a groove on the front side surface of the fixed seat 24, the motor 23 is arranged on the top end of the fixed seat 24, an output shaft of the motor 23 is connected with the top end of the connecting shaft 26, the connector 25 is arranged on the outer side of the connecting shaft 26, the cabinet door 27 is arranged at the front end of the connector 25, through the rotating unit 2, the cabinet door 27 can be automatically opened, meanwhile, the cabinet door 27 can be better placed, the later maintenance of an, the protection unit 5 comprises an insertion block 51, an insertion slot 52, a connecting plate 53 and a protection shell 54, the insertion slot 52 is arranged on the left side surface of the fixed rod 22, the insertion block 51 is arranged at the top end of the right side surface of the connecting plate 53, the insertion block 51 is inserted into the insertion slot 52, and the protection shell 54 is arranged at the front end of the right side surface of the connecting plate 53, so that the rotation unit 2 can be effectively protected, and sundries are prevented from entering to affect the opening of the cabinet door 27;
wherein, still include the controller 13, the controller 13 is established in the front side at the top of the cabinet body 1, the input electricity of linear electric motor 21 and motor 23 connects the output of the controller 13, the input electricity of the controller 13 connects the output of the external power, still include fixture block 7 and rotation axis 8, rotation axis 8 has two and rotates the bottom connected to two fixed blocks 45 leading flank respectively, the outside of rotation axis 8 is equipped with fixture block 7, can fix the case 43, prevent the case 43 from moving back and forth, still include rubber strip 9, rubber strip 9 is established at the right flank of cabinet door 27, can reduce the gap between cabinet door 27 and the cabinet body 1, thus prevent rainwater etc. from entering the cabinet body 1 through the gap, still include recording board 10 and supporting seat 11, supporting seat 11 is established at the right flank of the cabinet body 1 inside, be equipped with the mounting groove recording board 10 in the supporting seat 11 top, can make things convenient for operating personnel to record information and data, also make things convenient for subsequent personnel to look over simultaneously, still include transparent window 12, transparent window 12 is established on the top of cabinet door 27 left surface, can make things convenient for operating personnel to observe the electrical part of the cabinet body 1 inside.
When in use: when the cabinet door 27 needs to be opened, the rotating motor 31 is started to drive the clamping rod 34 at the front end of the rotating shaft 33 to leave the clamping groove at the top end of the mounting block 35, the motor 23 drives the connecting shaft 25 to rotate, so that the connecting head 25 outside the connecting shaft 25 drives the cabinet door 27 to rotate to the vertical direction, and then the linear motor 21 is started to drive the cabinet door 27 to move to the left side of the cabinet body 1, so that the cabinet door 27 can be automatically opened, meanwhile, the cabinet door 27 can be better placed, the cabinet door 27 is prevented from influencing the later maintenance of electric devices in the cabinet body 1 by an operator, and the purpose of saving space is achieved, the transparent window 12 is arranged at the top end of the left side surface of the cabinet door 27, the transparent window 12 can facilitate the operator to observe the electric devices in the cabinet body 1, the inserting groove 52 at the left side surface of the fixing rod, the front end of the right side of the connecting plate 53 is provided with a protective shell 54, the protective shell 54 can effectively protect the rotating unit 2, thereby preventing sundries from entering and influencing the opening of the cabinet door 27, then the recording plate 10 is taken down from the mounting groove at the top end of the supporting seat 11, which is convenient for the operator to record the information and data and is convenient for the follow-up personnel to check, then the handle 42 is pulled to lead the T-shaped blocks 44 at the two sides of the bottom end of the storage box 43 and the T-shaped groove at the top end of the fixed block 45 to slide, the partition plate 41 is arranged inside the storage box 43, so that the used tools and spare parts can be placed, thereby be convenient for operating personnel can be quick when maintaining selection and take, the right flank of cabinet door 27 still is equipped with rubber strip 9, and rubber strip 9 can reduce the gap between cabinet door 27 and the cabinet body 1 to prevent that rainwater etc. from entering into the cabinet body 1 inside through the gap.
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 (8)
1. The utility model provides a can save space's automatic door gear that overturns of high tension switchgear which characterized in that: comprises a cabinet body (1), a rotating unit (2), a fixing unit (3) and a base (6);
cabinet (1): the two bases (6) are respectively arranged at the left side and the right side of the bottom end of the cabinet body (1), the right side surface of the cabinet body (1) is provided with a fixed unit (3), and the bottom end inside the cabinet body (1) is provided with a storage unit (4);
rotation unit (2): the cabinet is characterized by comprising a linear motor (21), a fixing rod (22), a motor (23), a fixing seat (24), a connector (25), a connecting shaft (26) and a cabinet door (27), wherein the linear motor (21) is arranged on the left side of the top end of the cabinet body (1), the fixing rod (22) is arranged on the left side face of a rotor seat of the linear motor (21), the fixing seat (24) is arranged on the front side face of the fixing rod (22), the connecting shaft (26) is connected in a groove in the front side face of the fixing seat (24) in a rotating mode, the motor (23) is arranged on the top end of the fixing seat (24), an output shaft of the motor (23) is connected with the top end of the connecting shaft (26), the connector (25) is arranged on the outer side of the connecting shaft (26), the cabinet door (27) is arranged at;
the intelligent cabinet is characterized by further comprising a controller (13), wherein the controller (13) is arranged on the front side of the top end of the cabinet body (1), the input ends of the linear motor (21) and the motor (23) are electrically connected with the output end of the controller (13), and the input end of the controller (13) is electrically connected with the output end of an external power supply.
2. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 1, characterized in that: fixed unit (3) contain rotating electrical machines (31), mounting panel (32), pivot (33), kelly (34) and installation piece (35), the right flank at the cabinet body (1) is established in mounting panel (32), the trailing flank of mounting panel (32) is equipped with rotating electrical machines (31), the output shaft of rotating electrical machines (31) is connected with the rear end of pivot (33), pivot (33) are located the front side of mounting panel (32), the front end of pivot (33) is equipped with kelly (34), the front end at cabinet door (27) left surface is established in installation piece (35), the draw-in groove on installation piece (35) top and kelly (34) looks joint, the output of the input electric connection director (13) of rotating electrical machines (31).
3. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 1, characterized in that: deposit unit (4) and contain baffle (41), handle (42), case (43), T type piece (44) and fixed block (45), corresponding the bottom of establishing in cabinet body (1) inside about fixed block (45) have two, and the top of two fixed blocks (45) all is equipped with T type groove, the left and right sides of case (43) bottom all is equipped with T type piece (44), T type piece (44) cooperatees with the T type groove on fixed block (45) top, the leading flank of case (43) is equipped with handle (42), the inside of case (43) is equipped with baffle (41).
4. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 1, characterized in that: protection unit (5) contain inserted block (51), slot (52), connecting plate (53) and protecting crust (54), the left surface at dead lever (22) is established in slot (52), the top of connecting plate (53) right flank is equipped with inserted block (51), inserted block (51) is pegged graft mutually with slot (52), the front end of connecting plate (53) right flank is equipped with protecting crust (54).
5. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 3, characterized in that: still include fixture block (7) and rotation axis (8), rotation axis (8) have two and rotate respectively and connect the bottom at two fixed block (45) leading flank, the outside of rotation axis (8) is equipped with fixture block (7).
6. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 1, characterized in that: still include rubber strip (9), rubber strip (9) are established at the right flank of cabinet door (27).
7. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 1, characterized in that: still include record board (10) and supporting seat (11), establish the right flank in the cabinet body (1) inside in supporting seat (11), be equipped with record board (10) in the mounting groove on supporting seat (11) top.
8. The automatic turnover door device of high-voltage switch cabinet capable of saving space according to claim 1, characterized in that: the cabinet is characterized by further comprising a transparent window (12), wherein the transparent window (12) is arranged at the top end of the left side face of the cabinet door (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010810043.1A CN112003135A (en) | 2020-08-13 | 2020-08-13 | Automatic door overturning device capable of saving space for high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010810043.1A CN112003135A (en) | 2020-08-13 | 2020-08-13 | Automatic door overturning device capable of saving space for high-voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112003135A true CN112003135A (en) | 2020-11-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010810043.1A Pending CN112003135A (en) | 2020-08-13 | 2020-08-13 | Automatic door overturning device capable of saving space for high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112003135A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872066A (en) * | 2021-10-27 | 2021-12-31 | 东莞祥科智控装备有限公司 | Energy-saving switch board |
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| CN101638963A (en) * | 2009-05-06 | 2010-02-03 | 青岛欧特美股份有限公司 | Single open pull door for tubular synchronous linear motors |
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| CN204782478U (en) * | 2015-06-08 | 2015-11-18 | 苏州睿绮电子有限公司 | Intelligence communications chassis |
| CN108695729A (en) * | 2018-08-15 | 2018-10-23 | 江苏金利电气有限公司 | It is a kind of can be to switchgear that maintenance tool is effectively put |
| CN210016105U (en) * | 2019-05-24 | 2020-02-04 | 河北欧施德电气设备有限公司 | Power distribution control cabinet convenient to dismantle cabinet door |
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2020
- 2020-08-13 CN CN202010810043.1A patent/CN112003135A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101638963A (en) * | 2009-05-06 | 2010-02-03 | 青岛欧特美股份有限公司 | Single open pull door for tubular synchronous linear motors |
| CN102966285A (en) * | 2012-11-21 | 2013-03-13 | 南京康尼机电股份有限公司 | Linkage driving system of train door |
| CN204782478U (en) * | 2015-06-08 | 2015-11-18 | 苏州睿绮电子有限公司 | Intelligence communications chassis |
| CN104949442A (en) * | 2015-07-07 | 2015-09-30 | 张覃婧 | Refrigerator automatic open/close door device and refrigerator using same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113872066A (en) * | 2021-10-27 | 2021-12-31 | 东莞祥科智控装备有限公司 | Energy-saving switch board |
| CN113872066B (en) * | 2021-10-27 | 2024-08-02 | 东莞祥科智控装备有限公司 | Energy-saving control cabinet |
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Application publication date: 20201127 |