CN109667490B - Program interlocking device and switch cabinet - Google Patents
Program interlocking device and switch cabinet Download PDFInfo
- Publication number
- CN109667490B CN109667490B CN201811604094.8A CN201811604094A CN109667490B CN 109667490 B CN109667490 B CN 109667490B CN 201811604094 A CN201811604094 A CN 201811604094A CN 109667490 B CN109667490 B CN 109667490B
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- Prior art keywords
- piece
- pieces
- auxiliary connecting
- linkage
- fastener
- Prior art date
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 description 23
- 238000005452 bending Methods 0.000 description 21
- 238000003466 welding Methods 0.000 description 13
- 210000003813 thumb Anatomy 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010028347 Muscle twitching Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
-
- 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
Abstract
The invention discloses a program interlocking device which comprises a plurality of drawing pieces, a linkage piece and a fastener, wherein the bottom ends of the drawing pieces and the fastener are respectively connected with an auxiliary connecting piece, a plurality of auxiliary connecting pieces are connected with the linkage piece, the rotation of the linkage piece can drive the auxiliary connecting pieces to reciprocate and further drive the drawing pieces to reciprocate, the linkage piece is also connected with the fastener, and the linkage piece is connected with the fastener through an elastic piece. The linkage locking mode is adopted, the sealing plate is automatically opened and closed in the process of opening and closing the cabinet door, and potential safety problems possibly caused by improper operation of staff are avoided.
Description
Technical Field
The invention belongs to the field of electricians, and particularly relates to a program interlocking device and a switch cabinet.
Background
In the high-voltage fixed cabinet, the sectional cabinet divides the bus into two sections, the two sections of buses are operated in a sectional mode, and power supply of equipment to which the 2 sections of buses belong is not affected when the 1 section of buses need to be overhauled. The sectional cabinet comprises a sectional isolation cabinet and a sectional breaker cabinet, no interlocking device for locking each cabinet door is arranged between the sectional isolation cabinet and the sectional breaker cabinet at present, when operators do not strictly follow power transmission and power failure regulations, the cabinet doors can be opened to enter each cabinet for maintenance in an electrified state, and unsafe hidden dangers exist.
In the prior publication, chinese invention CN203193146U discloses a mechanical program interlocking high-voltage sectional cabinet, which uses four door locks specifically, and realizes linkage between the four door locks, so as to realize interlocking opening and closing of the high-voltage sectional cabinet. However, the inventor considers that at least two aspects of the specifically disclosed scheme have the defects that firstly, the lockset used by the proposal is not an automatic lock and needs a key to lock/unlock the lockset; secondly, the finished lockset is used, and the lockset is convenient to assemble but cannot be customized according to specific use conditions.
Aiming at the defects in the prior art, the invention provides a program interlocking device and a switch cabinet.
Disclosure of Invention
The invention aims to design a program interlocking device and a switch cabinet, and adopts the following technical scheme:
a program interlock device. The novel multifunctional drawing device comprises a plurality of drawing pieces and a linkage piece, wherein the bottom ends of the drawing pieces are respectively connected with an auxiliary connecting piece, the auxiliary connecting pieces are connected with the linkage piece, the rotation of the linkage piece can drive the auxiliary connecting pieces to reciprocate and further drive the drawing pieces to reciprocate, the linkage piece is further connected with a fastener, and an elastic piece is connected between the linkage piece and the fastener.
Further, the plurality of pumping elements comprise a first pumping element, a second pumping element and a third pumping element, the bottom ends of the first pumping element, the second pumping element and the third pumping element are respectively connected with a first auxiliary connecting element, a second auxiliary connecting element and a third auxiliary connecting element, the linkage element is connected with the first auxiliary connecting element, the second auxiliary connecting element and the third auxiliary connecting element, and the rotation of the linkage element can drive the first auxiliary connecting element, the second auxiliary connecting element and the third auxiliary connecting element to move; the second drawing part is connected with the linkage part on one side of the linkage part, the linkage part on one side of the linkage part is connected with the starting end of the elastic part, the tail end of the elastic part is connected with the fastener, and the elastic part is used for providing enough power for the linkage part.
Further, the device comprises a fixing piece, wherein the fixing piece comprises a back plate, a plurality of guide sub-pieces with through holes are fixed on one side of the back plate, the top ends of the first drawing piece, the second drawing piece, the third drawing piece and the fastener respectively penetrate through a plurality of corresponding through holes, and the fixing piece provides a fixing main body for the drawing piece and the linkage piece so as to realize that the linkage piece drives the drawing piece to reciprocate.
Further, the first auxiliary connecting piece, the second auxiliary connecting piece and the third auxiliary connecting piece are all L-shaped so as to be connected with the linkage piece.
Further, the top end of the second pumping element is provided with a hook-shaped structure so as to prevent the action amplitude of the second pumping element from being too large.
Further, the bottom end of the second auxiliary connecting piece is provided with a protruding part so that the second auxiliary connecting piece can obtain power from the door plate.
Further, a plurality of the auxiliary connection members and the plurality of the pumping members are connected through the auxiliary connection members.
Further, the linkage piece is fixedly connected with a poking wheel, and the poking wheel is provided with a gear-shaped structure. The thumb wheel can define the degrees of freedom of the linkage.
Further, the backboard is fixedly connected with a blocking piece, the blocking piece at least comprises a blocking piece plate, the blocking piece plate is provided with a gear-shaped structure, and the gear-shaped structure is used for being matched with the gear-shaped structure of the shifting wheel so as to limit the freedom degree of the linkage piece.
Further, the sealing plate is characterized by further comprising a plurality of limiting sub-pieces, wherein the limiting sub-pieces are used for fixedly connecting the sealing plate, through holes are formed in the limiting sub-pieces, at least two of the drawing pieces penetrate through the limiting sub-pieces, and the limiting sub-pieces are used for limiting the sealing plate.
The invention also discloses a switch cabinet, which comprises a first cabinet door, a second cabinet door, a door frame, a sealing plate and a program interlocking device, wherein the door frame is provided with a cabinet door part for installing and fixing the first cabinet door and the second cabinet door and an installation part for installing the program interlocking device, and the installation part is also hinged with the sealing plate.
Further, the protruding portion of the program interlocking device can be in contact with the first cabinet door or the second cabinet door.
Further, a sealing plate protruding portion is formed on one side of the sealing plate, and the sealing plate protruding portion can be in contact with a fastener of the program interlocking device, so that the moving range of the sealing plate is limited.
The operation principle of the invention is that the first cabinet door and the second cabinet door can contact the protruding part of the second auxiliary connecting piece, so as to drive the second auxiliary connecting piece to move around the connecting point of the second auxiliary connecting piece and the second pumping piece, and further drive the linkage piece to rotate, and the linkage piece simultaneously drives the first pumping piece and the third pumping piece to move towards the respective top ends in the respective extending directions, and the first pumping piece and the third pumping piece pass through the limiting sub piece to limit the sealing plate;
and releasing the limit of the sealing plate and pushing the first cabinet door or the second cabinet door in the opposite direction.
The invention has the advantages that:
1. in the scheme disclosed by the invention, the sealing plate is automatically opened and closed in the opening and closing process of the cabinet door in a linkage locking mode, so that potential safety problems possibly caused by improper operation of staff are avoided.
2. In the scheme disclosed by the invention, a mode of combining the fastener and the drawer is adopted, so that the sealing plate can be opened in the door opening process, and the opening range of the sealing plate can be ensured.
3. According to the scheme disclosed by the invention, the blocking piece and the shifting wheel limit the linkage piece, so that the running freedom degree of the linkage piece is ensured to meet the actual requirement, and the running of the linkage piece is not interfered.
Drawings
Figure 1 is an isometric view of a thumbwheel,
figure 2 is an isometric view of a linkage,
figure 3 is an isometric view of the torsion spring,
figure 4 is an isometric view of a touch plate,
figure 5 is an isometric view of a shift spindle,
figure 6 is an isometric view of a stopper support plate,
figure 7 is an isometric view of a flight body,
figure 8 is an isometric view of a guide,
figure 9 is an isometric view of a locating sub-assembly,
FIG. 10 is an opening a view of the pin axis is shown in perspective,
figure 11 is an isometric view of a fastener body,
figure 12 is an isometric view of a solder mask,
figure 13 is an isometric view of a second drawer,
figure 14 is an isometric view of a weld axis,
FIG. 15 shows a weld shaft an isometric view of the shaft sleeve is provided,
figure 16 is an isometric view of a door panel,
figure 17 is an isometric view of a back plate,
figure 18 is an isometric view of a door frame,
figure 19 is an isometric view of a program interlock device,
figure 20 is an isometric view of a program interlock spindle and its auxiliary attachment,
figure 21 is a schematic view of the structure of the stopper,
figure 22 is an isometric view of a closure plate and retainer,
figure 23 is a schematic view of the embodiment in example 2,
fig. 24 is an enlarged view of a portion a in fig. 23.
In the figure, 1, tooth, 2, thumb wheel body, 3, extension body, 4, shaft-like body, 5, planar structure, 6, end of torsion spring, 7, first portion, 8, second portion, 9, protruding structure, 10, thumb shaft body, 11, thumb shaft body extension, 12, stopper support plate, 13, third portion, 14, fourth portion, 15, third bending portion, 16, fourth bending portion, 17, slot-like through hole, 18, stopper, 19, cotter pin, 20, fastener body, 21, arc-shaped groove, 22, fifth bending portion, 23, welding sleeve, 24, drawer body, 25, first bending portion, 26, second bending portion, 27, hook-like structure, 28, welding shaft body, 29, pin shaft connected to one end of the thumb shaft body, 30, welding shaft sleeve, 31, rectangular plate-like body, 32, ear, 33, protruding portion, 34, first drawer, 35, second drawer, 36, third drawer, 37, sealing plate, 38, 39, sealing plate, protruding portion.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is intended to include the plural unless the context clearly indicates otherwise, and it is to be understood that, when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or groups thereof.
It should be noted that the azimuth words in the following embodiments are described according to the drawings and practical usage habits, wherein the directions of the head and tail of the vehicle frame in the front and rear embodiments are described.
Example 1
A program interlock device. The novel multifunctional drawing device comprises a plurality of drawing pieces and a linkage piece, wherein the bottom ends of the drawing pieces are respectively connected with an auxiliary connecting piece, the auxiliary connecting pieces are connected with the linkage piece, the rotation of the linkage piece can drive the auxiliary connecting pieces to reciprocate and further drive the drawing pieces to reciprocate, the linkage piece is further connected with a fastener, and an elastic piece is connected between the linkage piece and the fastener.
As shown in fig. 19, the plurality of whipping members include a first whipping member 34, a second whipping member 35, and a third whipping member 36, wherein bottom ends of the first whipping member 34, the second whipping member 35, and the third whipping member 36 are respectively hinged with a first auxiliary connecting member, a second auxiliary connecting member, and a third auxiliary connecting member, the linkage member is connected with the first auxiliary connecting member, the second auxiliary connecting member, and the third auxiliary connecting member, and the rotation of the linkage member can drive the first auxiliary connecting member, the second auxiliary connecting member, and the third auxiliary connecting member to move; the second drawer 35 is connected with the linkage piece on one side of the linkage piece connection part, the linkage piece on one side of the linkage piece connection part is connected with the starting end of the elastic piece, and the tail end of the elastic piece is connected with the fastener.
In this embodiment, the first and third whippers 34 and 36 may be configured as shown in fig. 13, and include a whipper body 24, a first side of the whipper body 24 has a first bending portion 25 with a second step shape, a second side of the whipper body 24 has a second bending portion 26 with a first step shape, and an end of the whipper body 24 at one side of the second bending portion 26 has a through hole for connecting the first auxiliary connecting element and/or the third auxiliary connecting element; the second drawer 35, as shown in fig. 13, includes a drawer main body 24, a first side of the drawer main body 24 has a second step-shaped first bending portion 25, a second side of the drawer main body 24 has a first step-shaped second bending portion 26, a through hole is formed at an end of the drawer main body 24 at one side of the second bending portion 26, the through hole is used for connecting a first auxiliary connecting piece and/or a third auxiliary connecting piece, a hook-shaped structure 27 is formed at an end of the drawer main body 24 at one side of the first bending portion 25, the hook-shaped structure 27 is used for limiting the second drawer 35, and the second drawer 35 is prevented from completely falling; as shown in fig. 11, the fastener includes a fastener body 20, the fastener body 20 has a right trapezoid shape as a whole, and a right waist edge of the fastener body 20 has an arc-shaped groove 21 so as to be welded with a buckle welding sleeve 23; the upper bottom of the fastener body 20 has a fifth bending portion 22 perpendicular to the fastener body 20, which is used for fixing to the back plate, so as to fix the position of the fastener body 20 on the back plate.
In this embodiment, the linkage member includes a shaft-like body 4, and the shaft-like body 4 has a planar structure 5 for connecting the auxiliary connection member and the dial.
In this embodiment, the elastic member is a torsion spring, and the end 6 of the torsion spring is elongated.
The fixing piece comprises a back plate, a plurality of guiding sub-pieces with through holes are fixed on one side of the back plate, and the top ends of the first drawing piece 34, the second drawing piece 35, the third drawing piece 36 and the fastener respectively penetrate through the corresponding through holes.
In this embodiment, as shown in fig. 17, the back plate includes a rectangular plate-shaped body 31, and the two sides of the rectangular plate-shaped body 31 are provided with ears 32 for connecting with the door frame, and the ears 32 are penetrated by the linkage member at the same time, so that the linkage member rotates only in the axial direction thereof. As shown in fig. 8, the guide sub-component includes a sheet member having two ends with a bending portion, the bending portions on two sides are a third bending portion 15 and a fourth bending portion 16, respectively, the bending directions of the third bending portion 15 and the fourth bending portion 16 are opposite, and when the guide sub-component is fixed on the back plate, the third bending portion 15 is connected with the back plate through a bolt; the body of the sheet member has slot-like through holes 17, and the first 34, second 35, third 36 and fasteners can each pass through the slot-like through holes 17 of the respective corresponding guide sub-pieces.
The first auxiliary connecting piece, the second auxiliary connecting piece and the third auxiliary connecting piece are all L-shaped.
In this embodiment, as shown in fig. 4, the first auxiliary connector, the second auxiliary connector and the third auxiliary connector each comprise a touch panel body, the touch panel body comprises a first portion 7 and a second portion 8, the first part 7 is vertically connected with the second part 8, the second part 8 can be connected with the linkage piece, and the second part 8 is connected with the plane structure 5 of the linkage piece and is connected with the linkage piece through a bolt when being connected with the linkage piece; one end of the first part 7 has a protruding structure 9 protruding from the connection surface of the first part 7 with the second part 8, and the end with the protruding structure 9 has a through hole for connection with a drawer, said protruding structure 9 being adapted to receive the through hole.
In this embodiment, unlike the first and third auxiliary connectors, the bottom end of the second auxiliary connector has a protrusion 33.
The plurality of auxiliary connectors and the plurality of twitches are connected by the auxiliary connectors.
In this embodiment, as shown, the auxiliary connection comprises a washer 37, a welding shaft comprising a welding shaft body 28, and a cotter pin 19, one end surface of the welding shaft body 28 being connected to a pin 29, the pin shaft 29 is used for being inserted into a through hole of the auxiliary connecting piece, and the welding shaft main body 28 can penetrate through the through hole of the pumping piece, so that the pumping piece is connected with the auxiliary connecting piece; the end face of the welding shaft body 28 opposite the pin 29 is provided with a through hole for the cotter pin 19 to pass through, and further, when assembled, a washer 37 is provided between the cotter pin 19 and the auxiliary connection and/or the drawing member.
The linkage part is fixedly connected with a poking wheel which is provided with a gear-like structure
In this embodiment, as shown in fig. 1, the dial wheel includes a dial wheel main body 2 and an extension main body 3, the dial wheel main body 2 is connected with the extension main body 3 to form an L-shaped dial wheel, the dial wheel main body 2 has a semicircular side, the semicircular side has a plurality of teeth 1, and the plurality of teeth 1 form a gear-like structure; the extension body 3 is used for connecting a linkage member, specifically, a corresponding planar structure 5 connected to the linkage member through bolts.
The backboard is also fixedly connected with a baffle, the baffle at least comprises a baffle plate, the baffle plate is provided with a gear-shaped structure, and the gear-shaped structure is used for being matched with the gear-shaped structure of the thumb wheel.
In this embodiment, as shown in fig. 6, 7 and 21, the stopper includes a stopper body, a stopper support plate 12, a fixing pin, a welding sleeve 23, a washer 37 and a cotter pin 19, where the stopper body includes a third portion 13 and a fourth portion 14, the third portion 13 is connected with the fourth portion 14 to make the stopper body in an L shape, the third portion 13 has an arc-shaped side edge, the arc-shaped side edge has a plurality of teeth 1, and the plurality of teeth 1 form a gear-shaped structure to mesh with the gear-shaped structure of the thumb wheel; the fourth portion 14 is used to define the gear structure operating range; the inner side of one surface of the baffle support plate 12 is vertically connected with a fixed pin, the welding sleeve 23 is fixed in a through hole of the baffle main body, the fixed pin penetrates through the through hole of the baffle main body and the welding sleeve 23, the cotter pin 19 penetrates through a through hole at the tail end of the fixed pin, and the short punch is positioned between the cotter pin 19 and the welding sleeve 23.
The device further comprises a plurality of limiting sub-members 18, wherein the limiting sub-members 18 are used for fixedly connecting the sealing plates 38, the limiting sub-members 18 are provided with through holes, and at least two of the drawing members penetrate through the limiting sub-members 18.
In this embodiment, as shown in fig. 9, the limiting member 18 is an L-shaped plate, and one side of the L-shaped plate has a through hole for the first or third pumping member 36 to enter.
Example 2
The invention also discloses a switch cabinet, which comprises a first cabinet door, a second cabinet door, a door frame, a closing plate 38 and a program interlocking device, wherein the door frame is provided with a cabinet door part for installing and fixing the first cabinet door and the second cabinet door and an installation part for installing the program interlocking device, and the installation part is also hinged with the closing plate 38.
The projection 33 of the program interlock device can be in contact with either the first door or the second door.
One side of the seal plate 38 has a seal plate protrusion 39, and the seal plate protrusion 39 can contact the top end of the fastener body 20 of the program interlock device, thereby limiting the movement range of the seal plate.
The operation principle of the invention is that the first cabinet door and the second cabinet door can contact the protruding part 33 of the second auxiliary connecting piece, so as to drive the second auxiliary connecting piece to move around the connecting point of the second auxiliary connecting piece and the second pumping piece 35, and further drive the linkage piece to rotate, and the linkage piece simultaneously drives the first pumping piece 34 and the third pumping piece 36 to move towards the respective top ends in the respective extending directions, and the first pumping piece 34 and the third pumping piece 36 pass through the limiting sub-piece 18 to complete the limiting of the sealing plate 38;
the first cabinet door or the second cabinet door can be pushed in the opposite direction by releasing the limit of the sealing plate 38.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (4)
1. The program interlocking device is characterized by comprising a plurality of drawing pieces, a linkage piece and a fastener, wherein the bottom ends of the drawing pieces and the fastener are respectively connected with an auxiliary connecting piece, a plurality of auxiliary connecting pieces are connected with the linkage piece, the rotation of the linkage piece can drive the auxiliary connecting pieces to reciprocate and further drive the drawing pieces to reciprocate, the linkage piece is also connected with the fastener, and the linkage piece is connected with the fastener through an elastic piece;
the fixing piece comprises a back plate, a plurality of guide sub-pieces with through holes are fixed on one side of the back plate, and the top ends of the plurality of drawing pieces and the fastener respectively penetrate through the corresponding through holes;
the linkage piece is fixedly connected with a poking wheel, and the poking wheel is provided with a gear-shaped structure; the backboard is also fixedly connected with a baffle, the baffle at least comprises a baffle plate, the baffle plate is provided with a gear-shaped structure, and the gear-shaped structure is used for being matched with the gear-shaped structure of the shifting wheel;
the drawing device further comprises a plurality of limiting sub-pieces, wherein the limiting sub-pieces are used for fixedly connecting the sealing plates, the limiting sub-pieces are provided with through holes, and at least two drawing pieces penetrate through the limiting sub-pieces;
the plurality of drawing pieces comprise a first drawing piece, a second drawing piece and a third drawing piece, the bottom ends of the first drawing piece, the second drawing piece and the third drawing piece are respectively connected with a first auxiliary connecting piece, a second auxiliary connecting piece and a third auxiliary connecting piece, the linkage piece is connected with the first auxiliary connecting piece, the second auxiliary connecting piece and the third auxiliary connecting piece, and the rotation of the linkage piece can drive the first auxiliary connecting piece, the second auxiliary connecting piece and the third auxiliary connecting piece to move;
the linkage piece at the connecting part of the second drawing piece and the linkage piece is connected with a fastener, the linkage piece at the connecting part of the fastener and the linkage piece is connected with the starting end of an elastic piece, and the tail end of the elastic piece is connected with the fastener;
the top end of the second drawing piece is provided with a hook-shaped structure; the bottom end of the second auxiliary connecting piece is provided with a protruding part.
2. The program interlock device of claim 1 wherein the first auxiliary link, the second auxiliary link and the third auxiliary link are each L-shaped.
3. A switch cabinet comprising the program interlocking device according to claim 1, further comprising a first cabinet door, a second cabinet door, a door frame and a sealing plate, wherein the door frame is provided with a cabinet door part for installing and fixing the first cabinet door and the second cabinet door and an installation part for installing the program interlocking device, the sealing plate is further installed in the installation part, and the protruding part can be in contact with the first cabinet door or the second cabinet door.
4. A switch cabinet according to claim 3, wherein one side of the cover plate has a cover plate protrusion that is capable of contacting the fastener of the program interlock device to thereby define the range of movement of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811604094.8A CN109667490B (en) | 2018-12-26 | 2018-12-26 | Program interlocking device and switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811604094.8A CN109667490B (en) | 2018-12-26 | 2018-12-26 | Program interlocking device and switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109667490A CN109667490A (en) | 2019-04-23 |
| CN109667490B true CN109667490B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811604094.8A Active CN109667490B (en) | 2018-12-26 | 2018-12-26 | Program interlocking device and switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109667490B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015200169A (en) * | 2014-04-04 | 2015-11-12 | 河村電器産業株式会社 | Door lock structure of cabinet |
| JP2016096693A (en) * | 2014-11-17 | 2016-05-26 | 株式会社東芝 | Door fixation device for metal closure type switchgear |
| CN106356217A (en) * | 2016-09-14 | 2017-01-25 | 中国船舶重工集团公司第七○四研究所 | Trans-screen interlocking device for earthing mechanisms of switch cabinets |
| CN107068452A (en) * | 2017-06-06 | 2017-08-18 | 环宇集团浙江高科股份有限公司 | Miniature double power supply automatic transfer switch |
| CN207731836U (en) * | 2017-12-20 | 2018-08-14 | 青岛特锐德电气股份有限公司 | A kind of switchgear door body interlock |
| CN108735534A (en) * | 2018-06-26 | 2018-11-02 | 上海良信电器股份有限公司 | A kind of mechanical interlock mechanism of double power supply automatic transfer switch |
| CN209924650U (en) * | 2018-12-26 | 2020-01-10 | 山东爱普电气设备有限公司 | Program interlocking device and switch cabinet |
-
2018
- 2018-12-26 CN CN201811604094.8A patent/CN109667490B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015200169A (en) * | 2014-04-04 | 2015-11-12 | 河村電器産業株式会社 | Door lock structure of cabinet |
| JP2016096693A (en) * | 2014-11-17 | 2016-05-26 | 株式会社東芝 | Door fixation device for metal closure type switchgear |
| CN106356217A (en) * | 2016-09-14 | 2017-01-25 | 中国船舶重工集团公司第七○四研究所 | Trans-screen interlocking device for earthing mechanisms of switch cabinets |
| CN107068452A (en) * | 2017-06-06 | 2017-08-18 | 环宇集团浙江高科股份有限公司 | Miniature double power supply automatic transfer switch |
| CN207731836U (en) * | 2017-12-20 | 2018-08-14 | 青岛特锐德电气股份有限公司 | A kind of switchgear door body interlock |
| CN108735534A (en) * | 2018-06-26 | 2018-11-02 | 上海良信电器股份有限公司 | A kind of mechanical interlock mechanism of double power supply automatic transfer switch |
| CN209924650U (en) * | 2018-12-26 | 2020-01-10 | 山东爱普电气设备有限公司 | Program interlocking device and switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109667490A (en) | 2019-04-23 |
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