CN106972362B - Middle-placed switch cabinet - Google Patents

Middle-placed switch cabinet Download PDF

Info

Publication number
CN106972362B
CN106972362B CN201710332486.2A CN201710332486A CN106972362B CN 106972362 B CN106972362 B CN 106972362B CN 201710332486 A CN201710332486 A CN 201710332486A CN 106972362 B CN106972362 B CN 106972362B
Authority
CN
China
Prior art keywords
block
drop front
cabinet
track
sliding block
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
CN201710332486.2A
Other languages
Chinese (zh)
Other versions
CN106972362A (en
Inventor
韩军伟
姚文
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.)
Beijing Electric Co Ltd
Original Assignee
Beijing Electric 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 Beijing Electric Co Ltd filed Critical Beijing Electric Co Ltd
Priority to CN201710332486.2A priority Critical patent/CN106972362B/en
Publication of CN106972362A publication Critical patent/CN106972362A/en
Application granted granted Critical
Publication of CN106972362B publication Critical patent/CN106972362B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/301Cabinet-type casings; Parts thereof or accessories therefor mainly consisting of a frame onto which plates are mounted
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02Details
    • H02G3/04Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0437Channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Power Engineering (AREA)
  • Casings For Electric Apparatus (AREA)
  • Patch Boards (AREA)

Abstract

The invention discloses a kind of middle-placed switch cabinets, it is advantageous that more convenient when installation connection electric wire.A kind of middle-placed switch cabinet, including cabinet, the cabinet is equipped with the door-plate being rotatablely connected with cabinet, equipped with the side plate that two blocks of vertical side plates are vertical in the cabinet, the fixation panel being fixedly connected with side plate is equipped with backwards to cabinet inner wall side apart from the side plate of door-plate farther out, the cabinet inner wall is equipped with the first track of two horizontal directions, first track is equipped with the sliding block moved along the first orbital direction, the sliding block is equipped with the connecting rod being connected with sliding block, on the fixed panel avoid holes are equipped with the position of the first track same level, the connecting rod is equipped with the drop front being connected with connecting rod backwards to one end of sliding block, the side plate closer apart from door-plate is equipped with the locking device of fixed drop front, the drop front locking means fix panel when fixing, wheel carrier is formed between drop front and two blocks of side plates.

Description

Middle-placed switch cabinet
Technical field
The present invention relates to a kind of switching device, more particularly to a kind of middle-placed switch cabinet.
Background technology
Existing middle-placed switch cabinet includes cabinet, and connection electric wire is equipped on the inner wall of cabinet, in order to make connection electric wire obtain more Good protection, panel is installed on the inner wall of cabinet will connect wire protective in inside.
But the prior art has the following problems, in order to keep panel fixed, has fastening in four corners of panel Bolt installs connection electric wire and dismounts panel with cabinet screw-thread fit after passing through panel since the space inside cabinet is smaller When people to get into operation inside cabinet more difficult.
Invention content
The object of the present invention is to provide a kind of middle-placed switch cabinets, it is advantageous that more convenient when installation connection electric wire.
The present invention above-mentioned technical purpose technical scheme is that:A kind of middle-placed switch cabinet, including cabinet, The cabinet is equipped with the door-plate being rotatablely connected with cabinet, and the vertical side plate of two blocks of vertical side plates is equipped in the cabinet, away from The fixation panel being fixedly connected with side plate, the cabinet inner wall are equipped with backwards to cabinet inner wall side from the side plate of door-plate farther out It is equipped with the first track of two horizontal directions, first track is equipped with the sliding block moved along the first orbital direction, institute It states sliding block and is equipped with the connecting rod that is connected with sliding block, be equipped with and avoid with the position of the first track same level on the fixed panel Hole, the connecting rod are equipped with the drop front being connected with connecting rod backwards to one end of sliding block, and the side plate closer apart from door-plate is equipped with The locking device of fixed drop front, fixes panel, drop front and two pieces of sides when the drop front locking means are fixed Wheel carrier is formed between plate.
By using above-mentioned technical proposal, drop front is pushed to move opening along the first track after unlock locking device Drop front is covered wheel carrier after installation connection electric wire in wheel carrier, is then locked with locking device by drop front again Tightly.It is more convenient when operation since drop front is located at close to one end of door-plate, it is not required to very important person and gets into cabinet Portion operates.
The present invention is further arranged to:The sliding block is connect with link rotatable, and the drop front is equipped with to be turned with connecting rod The mounting blocks of dynamic connection.
By using above-mentioned technical proposal, it is rotation connection that connecting rod and sliding block, mounting blocks, which are arranged, all so that drop front lid Can be concordant with fixed panel when conjunction, opening when, can make drop front and fixed panel institute by link rotatable It is staggered in the position of plane.
The present invention is further arranged to:The fixed panel is located at the position of avoid holes upper and lower to cabinet inner wall side It is equipped with the guide plate of a L-type, two guide plates cooperatively form the second track, and the mounting blocks can be caught in the second rail In road.
By using above-mentioned technical proposal, the both ends point that the second track makes connecting rod are formed by the guide plate of two L-types It is not limited by the first track and the second track, drop front is avoided constantly to be collided with fixed panel during keying.
The present invention is further arranged to:The both sides of the mounting blocks are respectively provided with two directive wheels side by side, the directive wheel It can be caught in the second track.
By using above-mentioned technical proposal, directive wheel is set to reduce the frictional force between the second track so that push It is more convenient when drop front, while directive wheel is also easier to be caught in the second track, and two directive wheels side by side and So that more stablizing when drop front moves after the side wall of second track is fitted close.
The present invention is further arranged to:The cabinet floor is equipped with vertical guide post, and work is arranged in the guide post Motion block, the position in the guide post between cabinet floor and movable block, which is equipped with, squeezes spring, and the movable block upper end is set There are the limited block for resisting sliding block side when drop front lid closes, the upper end of the movable block to be additionally provided with force block, the stress Block is equipped with when drop front lid is closed to connecting rod direction inclined stress inclined-plane down.
By using above-mentioned technical proposal, sliding block is resisted by limited block so that directive wheel is caught in the advancing slip of the second track Block can not move, and connecting rod coordinates with stress inclined-plane when directive wheel is caught in the second track, and movable block is pushed by force block It is pressed downward being compressed so that squeezing spring, limited block no longer resists sliding block so that sliding block can be moved smoothly along the first track.
The present invention is further arranged to:The limited block is equipped with when drop front lid is closed backwards to sliding block direction to updip Oblique limit inclined-plane.
By using above-mentioned technical proposal, setting limit inclined-plane, sliding block and limit when needing to cover conjunction drop front Inclined-plane fits through limited block and movable block is pushed to be pressed downward being compressed so that squeezing spring, and force block no longer blocks connecting rod so that Drop front can be smoothly closed.
The present invention is further arranged to:The drop front forms operation handlebar when covering conjunction backwards to fixed panel side Hand.
By using above-mentioned technical proposal, operating handle is set to be conveniently operated drop front, is not in pass through activity When the end face of panel pushes drop front the case where scratching fingers.
The present invention is further arranged to:The operating handle with drop front fixed connection end with perpendicular to drop front Direction extend, the operating handle, which extends, to be stretched backwards to fixed subsequent renew of panel direction bending after a distance.
By using above-mentioned technical proposal, operating handle bending after extending a distance is set so that operation handlebar Hand will not occupy space too big inside cabinet, reduce influence of the operating handle to cabinet inside mounting related components.
The present invention is further arranged to:The locking device includes the rotating turret being fixedly connected with side plate, the rotating turret It is located at operating block and rotating turret rotating joint equipped with the operating block being rotatablely connected with rotating turret, on the operating block backwards to operation The side of handle is equipped with the locking bar being rotatablely connected with operating block, and the locking bar is equipped with backwards to operating block one end and can hook in operating handle On lock hook, the locking device fixes the rotating joint of drop front hour locking lever and operating block than operating block and rotating turret Rotating joint apart from side plate closer to.
By using above-mentioned technical proposal, after catching on operating handle by lock hook, by operating block to far from operating handle Side rotation, turn to rotating joint of the rotating joint than operating block and rotating turret of locking bar and operating block in operating block Stop when apart from side plate closer proximity.At this moment operating handle drives operating block to side plate one active force of locking bar by lock hook Side rotates, and since side plate resists operating block operating block can not be rotated further by, and locking device forms self-locking by drop front It is fixed so that drop front is without direction movement of the normal direction far from side plate.Operating block is rotated backward when unlocking locking device, so Lock hook is deviate from from operating handle afterwards.
In conclusion beneficial effects of the present invention are:
1, after being moved along the first track and the second track by drop front, and fixed panel dislocation stacks to hold Line chamber is exposed, and installation connection electric wire is facilitated, and again drop front can be covered to conjunction again after connection electric wire completes installation;
2, setting locking device carrys out the formation self-locking of compounding practice handle, and drop front is avoided arbitrarily to shake.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment;
Fig. 2 is the structural schematic diagram that embodiment fixes panel and drop front cooperation;
Fig. 3 is the structural schematic diagram of drop front and the first track, the cooperation of the second track in embodiment;
Fig. 4 is the structural schematic diagram of fixed column and movable block cooperation in embodiment;
Fig. 5 is the enlarged drawing at A in Fig. 2.
Reference numeral:1, cabinet;2, door-plate;3, side plate;4, fixed panel;5, drop front;6, wheel carrier;7, the first rail Road;8, sliding block;9, connecting rod;10, mounting blocks;11, directive wheel;12, avoid holes;13, the second track;14, guide post;15, movable Block;16, spring is squeezed;17, limited block;18, block;19, force block;20, stress inclined-plane;21, inclined-plane is limited;22, operation handlebar Hand;23, rotating turret;24, operating block;25, locking bar;26, lock hook.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this It is all protected by Patent Law in the right of invention.
As depicted in figs. 1 and 2, a kind of middle-placed switch cabinet, including cabinet 1 are equipped with the door-plate 2 of rotation connection, cabinet on cabinet 1 Two blocks of vertical side plates 3 are installed in 1.It is connected with fixed panel 4 backwards to 1 inner wall side of cabinet apart from the side plate 3 of door-plate 2 farther out, The side plate 3 closer apart from door-plate 2 is equipped with drop front 5 backwards to the side of 1 side wall of cabinet, two blocks of side plates 3 and fixed panel 4, Wheel carrier 6 is formed between drop front 5.
As shown in Figures 2 and 3, it is connected with the first track 7 of two horizontal directions on 1 inner wall of cabinet, is installed on the first track 7 There is a sliding block 8 moved along the first track 7, the both sides of the first track 7, which are connected with baffle, to be carried out anti-limited slip block 8 and taken off from the first track 7 Go out.Connecting rod 9 is rotatably connected on sliding block 8, connecting rod 9 is backwards to one end of sliding block 8 with drop front 5 towards 7 side of the first track Mounting blocks 10 are rotatablely connected, and respectively there are two directive wheels 11 side by side for rotation connection for the both sides of mounting blocks 10.It is provided on fixed panel 4 The avoid holes 12 in same level are in the first track 7, fixed panel 4 is located at avoid holes 12 towards 7 side of the first track The guide plate that the position of upper and lower respectively forms one piece of L-type forms the second track 13.Pivot link 9 is so that directive wheel 11 is caught in the In two tracks 13, while the plan-position at 5 place of fixed panel 4 and drop front is staggered, passes through the first track 7 and second The cooperation of track 13 is so that drop front 5 can only be moved along the common direction of the first track 7 and the second track 13.
As shown in Figure 3 and Figure 4, in order to avoid when directive wheel 11 is not caught in the second track 13 sliding block 8 just along One track 7, which moves, makes directive wheel 11 that can not be caught in the second track 13, and vertical guide post 14 is welded on the bottom surface of cabinet 1, It is cased with movable block 15 in guide post 14, the position in guide post 14 between 1 bottom surface of movable block 15 and cabinet is cased with extruding bullet The upper end of spring 16, movable block 15 is connected with limited block 17 to resist sliding block 8, and sliding block 8 is avoided to be moved along the direction of the first track 7. The upper end of guide post 14 is connected with block 18 to block movable block 15 so that movable block 15 can not be detached from from guide post 14.Activity The upper end of block 15 is also connected with force block 19, and force block 19 forms inclined down to 9 direction of connecting rod when drop front 5 is covered and closed Stress inclined-plane 20, when in pivot link 9 so that directive wheel 11 is caught in the second track 13, connecting rod 9 and force block 19 abut and lead to Crossing force block 19 pushes movable block 15 to move downward, and limited block 17 just no longer hinders sliding block 8 to slide.It is formed on limited block 17 Backwards to the acclivitous limit inclined-plane 21 in 8 direction of sliding block when the lid of drop front 5 closes, the reverse push when needing to close drop front 5 Dynamic drop front 5 is so that sliding block 8 is compressed downwards by extruding limit inclined-plane 21 by spring is abutted so that limited block 17 no longer hinders Sliding block 8 moves.
Such as Fig. 2 and with shown in 5, drop front 5 forms operation handlebar in closed wheel carrier 6 backwards to 4 side of fixed panel Hand 22 is conveniently operated drop front 5, and in order not to make operating handle 22 occupy too big 1 inner space of cabinet, operation handlebar is arranged Hand 22 is rolled over after, to extend perpendicular to the direction of drop front 5, extending a small distance with 5 fixed connection end of drop front It bends towards and continues to extend far from 4 side of fixed panel.
Locking device is installed on side plate 3 and coordinates fixed drop front 5 with operating handle 22.Rotation is welded on side plate 3 Frame 23, locking device include the operating block 24 being rotatablely connected with rotating turret 23, are located at operating block 24 and rotating turret on operating block 24 23 rotating joints are rotatably connected to locking bar 25 backwards to the side of operating handle 22, and locking bar 25 is molded backwards to one end of operating block 24 There is lock hook 26.After catching on operating handle 22 by lock hook 26, operating block 24 is rotated to the side far from operating handle 22, Operating block 24 turn to the rotating joint of locking bar 25 and operating block 24 than the rotating joint of operating block 24 and rotating turret 23 away from Stop when from 3 closer proximity of side plate.At this moment operating handle 22 drives operating block 24 by lock hook 26 to the active force of locking bar 25 It is rotated to 3 side of side plate, since side plate 3 resists operating block 24 so that operating block 24 can not be rotated further by, locking device is formed Drop front 5 is fixed in self-locking so that drop front 5 is without direction movement of the normal direction far from side plate 3.
Operating process:Lock hook 26 will be made to be detached from operating handle 22 after 24 counter motion of operating block, later backwards to cabinet 1 Inner wall side pull operation handle 22 so that the rotation of connecting rod 9, directive wheel 11 are caught in 13 slot of the second track.Promotion activity later Panel 5 is moved to 4 direction of fixed panel makes the stress inclined-plane 20 of connecting rod 9 and force block 19 coordinates to be pressed downward movable block 15, Limited block 17 no longer blocks sliding block 8 and is slided along the first track 7.Drop front 5 is moved to the position for sheltering from fixed panel 4 When, you can connection electric wire is mounted in wheel carrier 6, moves backward drop front 5, the limit of sliding block 8 and limited block 17 later Movable block 15 is pressed downward by the cooperation of inclined-plane 21 so that force block 19 and then moves down, and will not block connecting rod 9.It is slided in sliding block 8 When to the position abutted with baffle, lock hook 26, which is caught on, rotates forward operating block 24 after operating handle 22 so that drop front 5 Position is fixed.

Claims (9)

1. a kind of middle-placed switch cabinet, including cabinet (1), the cabinet (1) is equipped with the door-plate (2) being rotatablely connected with cabinet (1), special Sign is:Two pieces of vertical side plates (3) are equipped in the cabinet (1), apart from the side plate (3) of door-plate (2) farther out backwards to cabinet (1) inner wall side is equipped with the fixation panel (4) being fixedly connected with side plate (3), and cabinet (1) inner wall is equipped with two level sides To the first track (7), first track (7) is equipped with the sliding block (8) that is moved along the first track (7) direction, the cunning Block (8) is equipped with the connecting rod (9) that is connected with sliding block (8), on the fixed panel (4) with the first track (7) same level Position is equipped with avoid holes (12), and the connecting rod (9) is equipped with the drop front being connected with connecting rod (9) backwards to one end of sliding block (8) (5), the side plate (3) closer apart from door-plate (2) is equipped with the locking device of fixed drop front (5), the drop front (5) It is fixed when locking means are fixed and forms wheel carrier (6) between panel (4), drop front (5) and two pieces of side plates (3).
2. middle-placed switch cabinet according to claim 1, it is characterized in that:The sliding block (8) is rotatablely connected with connecting rod (9), the work Dynamic panel (5) is equipped with the mounting blocks (10) being rotatablely connected with connecting rod (9).
3. middle-placed switch cabinet according to claim 2, it is characterized in that:The fixed panel (4) is towards cabinet (1) inner wall side position It is equipped with the guide plate of a L-type in the position of avoid holes (12) upper and lower, two guide plates cooperatively form the second track (13), the mounting blocks (10) can be caught in the second track (13).
4. middle-placed switch cabinet according to claim 3, it is characterized in that:The both sides of the mounting blocks (10) are respectively provided with two side by side Directive wheel (11), the directive wheel (11) can be caught in the second track (13).
5. middle-placed switch cabinet according to claim 4, it is characterized in that:Cabinet (1) bottom surface is equipped with vertical guide post (14), It is arranged with movable block (15) on the guide post (14), is located at cabinet (1) bottom surface and movable block (15) on the guide post (14) Between position be equipped with squeeze spring (16), movable block (15) upper end be equipped with drop front (5) cover close when resists sliding block (8) upper end of the limited block (17) of side, the movable block (15) is additionally provided with force block (19), and the force block (19) is equipped with To connecting rod (9) direction inclined stress inclined-plane (20) down when drop front (5) lid closes.
6. middle-placed switch cabinet according to claim 5, it is characterized in that:The limited block (17) is equipped with covers in drop front (5) Backwards to the acclivitous limit inclined-plane (21) in sliding block (8) direction when conjunction.
7. the middle-placed switch cabinet according to claim 4 or 5 or described in 6, it is characterized in that:The drop front (5) is when covering conjunction backwards to solid Determine panel (4) side and forms operating handle (22).
8. middle-placed switch cabinet according to claim 7, it is characterized in that:The operating handle (22) is fixed with drop front (5) To extend perpendicular to the direction of drop front (5), the operating handle (22) extends a distance later backwards to solid for connecting pin Determine subsequent renew of panel (4) direction bending to stretch.
9. middle-placed switch cabinet according to claim 8, it is characterized in that:The locking device includes being fixedly connected with side plate (3) Rotating turret (23), the rotating turret (23) are equipped with the operating block (24) being rotatablely connected with rotating turret (23), the operating block (24) It is upper to be equipped with and operating block (24) backwards to the side of operating handle (22) positioned at operating block (24) and rotating turret (23) rotating joint The locking bar (25) of rotation connection, the locking bar (25) is equipped with backwards to operating block (24) one end can hook the lock on operating handle (22) It hooks (26), the locking device fixes drop front (5) hour locking lever (25) and the rotating joint of operating block (24) compares operating block (24) with the rotating joint of rotating turret (23) apart from side plate (3) closer to.
CN201710332486.2A 2017-05-12 2017-05-12 Middle-placed switch cabinet Active CN106972362B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710332486.2A CN106972362B (en) 2017-05-12 2017-05-12 Middle-placed switch cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710332486.2A CN106972362B (en) 2017-05-12 2017-05-12 Middle-placed switch cabinet

Publications (2)

Publication Number Publication Date
CN106972362A CN106972362A (en) 2017-07-21
CN106972362B true CN106972362B (en) 2018-10-12

Family

ID=59331375

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710332486.2A Active CN106972362B (en) 2017-05-12 2017-05-12 Middle-placed switch cabinet

Country Status (1)

Country Link
CN (1) CN106972362B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109512269B (en) * 2018-12-28 2022-03-22 珠海优特智厨科技有限公司 Seasoning device, integrated cooker and seasoning control method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2325905Y (en) * 1997-04-15 1999-06-23 江苏省南通市太平洋电器设备有限责任公司 Moveable type ground line outlet
DE4210657C2 (en) * 1992-03-31 2001-06-07 Moeller Gmbh Plug-in low-voltage switchgear for the supply or distribution of electrical energy
CN102882167A (en) * 2011-07-15 2013-01-16 苏州唐峰电器有限公司 Trough plate for wiring of low-voltage distribution box
CN203589635U (en) * 2013-11-27 2014-05-07 叶珍艳 Interval-type insulated wiring groove
CN204349271U (en) * 2014-12-19 2015-05-20 无锡双力电力设备有限公司 A kind of secondary chamber's mounting panel being convenient to install
CN207052954U (en) * 2017-05-12 2018-02-27 京电电气有限公司 Middle-placed switch cabinet

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4210657C2 (en) * 1992-03-31 2001-06-07 Moeller Gmbh Plug-in low-voltage switchgear for the supply or distribution of electrical energy
CN2325905Y (en) * 1997-04-15 1999-06-23 江苏省南通市太平洋电器设备有限责任公司 Moveable type ground line outlet
CN102882167A (en) * 2011-07-15 2013-01-16 苏州唐峰电器有限公司 Trough plate for wiring of low-voltage distribution box
CN203589635U (en) * 2013-11-27 2014-05-07 叶珍艳 Interval-type insulated wiring groove
CN204349271U (en) * 2014-12-19 2015-05-20 无锡双力电力设备有限公司 A kind of secondary chamber's mounting panel being convenient to install
CN207052954U (en) * 2017-05-12 2018-02-27 京电电气有限公司 Middle-placed switch cabinet

Also Published As

Publication number Publication date
CN106972362A (en) 2017-07-21

Similar Documents

Publication Publication Date Title
CN109538022B (en) Intelligent lock capable of automatically locking and unlocking and reversing lock tongue
US6301832B1 (en) Child safety barrier
CN107096739A (en) Insulator cleaning decontamination robot cleans arm
CN106972362B (en) Middle-placed switch cabinet
CN203351459U (en) Interlocking device between load switch operating mechanism and switch cabinet lower gate
CN107130846A (en) Insulator cleaning decontaminates cohesion device
CN106264348A (en) A kind of garbage cleaning machine
CN207052954U (en) Middle-placed switch cabinet
CN104167682B (en) A kind of circuit breaker cart and earthed switch interlock
US2792917A (en) Operating and locking mechanism for prison doors
CN209129486U (en) A kind of locking mechanism and the intelligent lock with the mechanism
CN103241690A (en) High-altitude operation vehicle and working bucket thereof
JP4269935B2 (en) Waterproof door lock device
CN106401448B (en) Electric rolling door automatic anti-thief lock
CN205921283U (en) Guide rail system
CN109898922B (en) Intelligent protective guard for parking
CN207420313U (en) A kind of track arrangement of clutch
CN208368758U (en) Earth brace is used in a kind of maintenance of high-speed rail
KR101993780B1 (en) Bicycle holder for home use
CN208697674U (en) A kind of automatic cleaning and drying device of concrete mold
CN209723990U (en) The return device of automatic closing door
CN107662531B (en) Knob assembly and vehicle for vehicle
CN101100926B (en) Double-fastener security door structure
CN208803796U (en) A kind of sliding track mechanism of subway shield door
TWI554673B (en) Locking device for push windows

Legal Events

Date Code Title Description
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant