CN112751272B - Full-automatic extra-large current change-over switch - Google Patents
Full-automatic extra-large current change-over switch Download PDFInfo
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- CN112751272B CN112751272B CN202011493444.5A CN202011493444A CN112751272B CN 112751272 B CN112751272 B CN 112751272B CN 202011493444 A CN202011493444 A CN 202011493444A CN 112751272 B CN112751272 B CN 112751272B
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- side plate
- over switch
- large current
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 28
- 239000003638 chemical reducing agent Substances 0.000 claims description 19
- 230000009471 action Effects 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- 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
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
-
- 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
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/06—Boards, panels, desks; Parts thereof or accessories therefor having associated enclosures, e.g. for preventing access to live parts
- H02B1/066—Boards, panels, desks; Parts thereof or accessories therefor having associated enclosures, e.g. for preventing access to live parts with hinged covers
Abstract
The invention discloses a full-automatic extra-large current change-over switch, and relates to the technical field of power equipment. The invention comprises a mounting shell and a change-over switch body arranged in the mounting shell; the mounting shell comprises a rectangular mounting bottom plate, and the change-over switch body is mounted at the center of the rectangular mounting bottom plate; one end of the rectangular mounting bottom plate is provided with a first side plate, and the other end of the rectangular mounting bottom plate is provided with a second side plate; two sides of the rectangular installation bottom plate positioned between the side plate I and the side plate II are respectively provided with a side plate III; the two sides of the top of the first side plate are respectively hinged with a first cover plate and a second cover plate; the top of the second side plate is provided with a fixed beam, both ends of the fixed beam are provided with blind holes, and the blind holes are provided with a bearing which is connected with a locking mechanism. According to the invention, the change-over switch body is arranged in the mounting shell with the anti-theft function, so that the difficulty of preventing technical opening of the switch device is improved, and the switch in the switch device is effectively prevented from being opened by others, so that related accidents are caused.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a full-automatic extra-large current change-over switch.
Background
A switch refers to an electronic component that can open a circuit, interrupt a current, or cause it to flow to other circuits. The principle of the switch is that the "closed" of the contacts means that the electronic contacts are conductive, allowing current to flow; an "open" means that the electronic contact is not conducting to form an open circuit, and no current is allowed to flow. The extra-large current change-over switch refers to a change-over switch with current exceeding 50000A, because the contact point is a surface, the closing surface can be effectively contacted with the change-over switch with great force, the change-over switch is generally directly installed in the electric cabinet, the anti-theft performance of the existing electric cabinet door is poor, a person with a little unlocking skill can easily open the switch in the electric cabinet, the safety is poor, especially when the extra-large current change-over switch is used in some special places, the safety requirement is high, the switch inside the electric cabinet is prevented from being opened by unauthorized persons, and related accidents are caused, so that the original electric cabinet doors are adopted, and great potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a full-automatic extra-large current change-over switch so as to solve the problem of potential safety hazard.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a full-automatic ultra-large current change-over switch, which comprises a mounting shell and a change-over switch body arranged in the mounting shell; the mounting shell comprises a rectangular mounting bottom plate, and the change-over switch body is mounted at the center of the rectangular mounting bottom plate; one end of the rectangular mounting bottom plate is provided with a first side plate, and the other end of the rectangular mounting bottom plate is provided with a second side plate; two sides of a rectangular installation bottom plate positioned between the first side plate and the second side plate are respectively provided with a third side plate; a rectangular groove is formed in two sides of the top of the first side plate, a shaft rod is arranged between the first side plate and two inner side walls of the rectangular groove, a first spring is sleeved at two ends of the shaft rod respectively, and one end of the first spring is fixed on one inner side wall of the rectangular groove;
the first cover plate and the second cover plate are respectively hinged to the two shaft rods;
the cover plate I comprises a rectangular plate I, one end of the rectangular plate I is provided with a protruding block I, the protruding block I is provided with a shaft hole I in running fit with the shaft rod, the upper surface of the other end of the rectangular plate I is provided with a protruding edge I, and one side of the protruding edge I is provided with a baffle I;
the cover plate II comprises a rectangular plate II, one end of the rectangular plate II is provided with a bump II, the bump II is provided with a shaft hole II which is in running fit with the shaft lever, the upper surface of the other end of the rectangular plate II is provided with a protruding edge II, and one side of the protruding edge II is provided with a baffle II;
one side of the first rectangular plate is provided with a plurality of jacks, and one side of the second rectangular plate is provided with inserting rods which are matched with the jacks one by one;
the other end of the first spring is abutted against one side surface of the second lug or one side surface of the first lug;
the top of the second side plate is provided with a fixed beam, both ends of the fixed beam are provided with blind holes, the blind holes are provided with a bearing, and the bearing is connected with a locking mechanism;
the locking mechanism comprises a sleeve arranged in the bearing inner ring, a guide pillar is arranged in the sleeve, a fixing arm is vertically arranged at the end part of the guide pillar, a swing arm is vertically arranged at the end part of the fixing arm, a fixing plate is arranged at the end part of the swing arm, and an opening is formed in the fixing plate.
Further, a second spring is connected between the sleeve and the guide post; the inner side wall of the sleeve is provided with at least one guide slide bar arranged along the axial direction, and the outer side wall of the guide post is provided with a guide chute matched with the guide slide bar in a guide way.
Further, at least two L-shaped clamping blocks are arranged on the end face of the top end of the side plate III, and a rectangular opening II and a rectangular opening I which are matched with the L-shaped clamping blocks are respectively arranged on one edge side of the rectangular plate II and one edge side of the rectangular plate I.
Further, the first side plate, the second side plate and the third side plate are all hinged to the edge side of the upper surface of the rectangular mounting bottom plate through hinges.
Further, an annular hinge part is arranged on the edge side of the upper surface of the rectangular mounting bottom plate, and one side of the hinge is fixed on the annular hinge part.
Further, a limit baffle matched with the first side plate, the second side plate or the third side plate is arranged at the edge of the upper surface of the rectangular installation bottom plate positioned at the inner side of the annular hinge part.
Further, the first side plate, the second side plate and the third side plate are respectively provided with a positioning mechanism matched with a limit baffle; the positioning mechanism comprises a pipe body, a limiting ring is arranged at one end of the pipe body, a pulling rod is arranged in the pipe body, a convex ring is arranged in the middle of the pulling rod, a spring III is connected between the convex ring and the limiting ring, and the spring III is sleeved on the outer side of the pulling rod; and a positioning jack matched with the pulling rod is arranged on the outer side of the limit baffle.
Further, the change-over switch body comprises a detection unit, a control unit, an action unit and an opening and closing button; the two ends of the control unit are symmetrically provided with detection units, and one end of each detection unit is provided with an action unit;
wherein, the divide-shut brake button is installed in the installation shell optional position.
Further, the detection unit adopts one of a diffusion type, an opposite type, a specular reflection type, a groove type photoelectric switch and an optical fiber type photoelectric switch; the control unit adopts a delay switch and is electrically connected with the corresponding detection unit.
Further, the action unit consists of a worm speed reducer and a push rod, a push plate which is fixedly connected with the push rod and matched with the detection unit is arranged on the outer side of the push rod, the worm speed reducer, the push rod, the push plate, the detection unit and the control unit are arranged on the same level, the opening and closing button is electrically connected with the two worm speed reducers, and the detection unit is electrically connected with the corresponding worm speed reducer; and a self-locking device is arranged in the worm speed reducer.
The invention has the following beneficial effects:
according to the invention, the change-over switch body is arranged in the mounting shell with the anti-theft function, so that the difficulty of preventing technical opening of the switch device is improved, and the switch in the switch device is effectively prevented from being opened by others, so that related accidents are caused.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the mounting housing structure of the present invention;
FIG. 2 is a schematic view of a portion of the mounting housing of the present invention;
FIG. 3 is a schematic view of a cover plate according to the present invention;
FIG. 4 is a schematic view of a second structure of the cover plate of the present invention;
FIG. 5 is a schematic diagram of a locking mechanism according to the present invention;
FIG. 6 is a schematic view of the mating structure of the sleeve and the guide post of the present invention;
FIG. 7 is a schematic view of a positioning mechanism according to the present invention;
fig. 8 is a schematic diagram of a switch body structure according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-8, the invention is a full-automatic extra-large current diverter switch, comprising a mounting shell and a diverter switch body mounted in the mounting shell; the mounting shell comprises a rectangular mounting bottom plate 1, and the change-over switch body is mounted at the center of the rectangular mounting bottom plate 1; one end of the rectangular mounting bottom plate 1 is provided with a side plate I2, and the other end of the rectangular mounting bottom plate 1 is provided with a side plate II 4; two sides of the rectangular installation bottom plate 1 positioned between the side plate I2 and the side plate II 4 are respectively provided with a side plate III 3; a rectangular groove 21 is formed in two sides of the top of the side plate I2, a shaft lever 22 is arranged between the side plate I and two inner side walls of the rectangular groove 21, a spring I23 is sleeved at two ends of the shaft lever 22 respectively, and one end of the spring I23 is fixed on one inner side wall of the rectangular groove 21; the two shaft rods 22 are respectively hinged with a cover plate I6 and a cover plate II 7;
the first cover plate 6 comprises a first rectangular plate 60, one end of the first rectangular plate 60 is provided with a first protruding block 61, the first protruding block 61 is provided with a first shaft hole 62 in running fit with the shaft lever 22, the upper surface of the other end of the first rectangular plate 60 is provided with a first protruding edge 64, and one side of the first protruding edge 64 is provided with a first baffle 65;
the second cover plate 7 comprises a second rectangular plate 70, one end of the second rectangular plate 70 is provided with a second protruding block 71, the second protruding block 71 is provided with a second shaft hole 72 which is in running fit with the shaft lever 22, the upper surface of the other end of the second rectangular plate 70 is provided with a second protruding edge 74, and one side of the second protruding edge 74 is provided with a second baffle 75; one side of the first rectangular plate 60 is provided with a plurality of jacks, and one side of the second rectangular plate 70 is provided with inserting rods 76 which are matched with the jacks one by one; the other end of the first spring 23 is abutted against one side surface of the second bump 71 or one side surface of the first bump 61; the top of the second side plate 4 is provided with a fixed beam 41, both ends of the fixed beam 41 are provided with blind holes 42, the blind holes 42 are provided with a bearing, and the bearing is connected with a locking mechanism 5;
the locking mechanism 5 comprises a sleeve 51 installed in the bearing inner ring, a guide post 52 is arranged in the sleeve 51, a fixing arm 53 is vertically arranged at the end part of the guide post 52, a swing arm 54 is vertically arranged at the end part of the fixing arm 53, a fixing plate 55 is arranged at the end part of the swing arm 54, and an opening 56 is arranged on the fixing plate 55.
Preferably, a second spring 57 is connected between the sleeve 51 and the guide post 52; the inner side wall of the sleeve 51 is provided with at least one guide slide 511 arranged along the axial direction, and the outer side wall of the guide post 52 is provided with a guide chute 521 in guide fit with the guide slide 511.
Preferably, at least two L-shaped clamping blocks 31 are arranged on the top end face of the side plate three 3, and a rectangular opening two 73 and a rectangular opening one 63 which are matched with the L-shaped clamping blocks 31 are respectively arranged on one edge side of the rectangular plate two 70 and the rectangular plate one 60.
Preferably, the side plate I2, the side plate II 4 and the side plate III 3 are all hinged on the edge side of the upper surface of the rectangular mounting bottom plate 1 through hinges.
Preferably, the upper surface edge side of the rectangular mounting base plate 1 is provided with an annular hinge portion 10, and one side of the hinge is fixed to the annular hinge portion 10.
Preferably, a limit baffle 11 matched with the side plate I2, the side plate II 4 or the side plate III 3 is arranged at the edge of the upper surface of the rectangular mounting bottom plate 1 positioned on the inner side of the annular hinge part 10.
Preferably, the first side plate 2, the second side plate 4 and the third side plate 3 are respectively provided with a positioning mechanism 8 matched with a limit baffle 11; the positioning mechanism 8 comprises a pipe body 81, a limiting ring 82 is arranged at one end of the pipe body 81, a pulling rod 83 is arranged in the pipe body 81, a convex ring 84 is arranged in the middle of the pulling rod 83, a spring III 85 is connected between the convex ring 84 and the limiting ring 82, and the spring III 85 is sleeved outside the pulling rod 83; the outside of limit baffle 11 is provided with the location jack with pulling rod 83 complex.
Preferably, the change-over switch body includes a detection unit 330, a control unit 220, an action unit 110, and an opening and closing button; the two ends of the control unit 220 are symmetrically provided with a detection unit 330, and one end of the detection unit 330 is provided with an action unit 110;
wherein, the opening and closing button is installed in the installation shell at any position.
Preferably, the detection unit 330 adopts one of a diffusion type, an opposite type, a specular reflection type, a slot type photoelectric switch and an optical fiber type photoelectric switch; the control unit 220 adopts a delay switch, and the control unit 220 is electrically connected with the corresponding detection unit 330.
Preferably, the action unit 110 is composed of a worm reducer 111 and a push rod 112, a push plate 113 fixedly connected with the push rod 112 and matched with the detection unit 330 is arranged on the outer side of the push rod 112, the worm reducer 111, the push rod 112, the push plate 113, the detection unit 330 and the control unit 220 are arranged on the same level, the opening and closing button is electrically connected with the two worm reducers 111, and the detection unit 330 is electrically connected with the corresponding worm reducer 111; a self-locking device is provided in the worm reducer 111.
When the change-over switch body is used, after a closing button in the opening and closing buttons is pressed, the worm speed reducer 111 acts to push the push plate 113 so as to push the switch to be closed, the detection unit 330 triggers the start when the switch is closed, the control unit 220 receives a signal, and after the delay power-off, the switch is ensured to be closed effectively, and meanwhile, the detection unit 330 closes the worm speed reducer 111 through an electric signal;
after the opening button in the opening and closing buttons is pressed, the worm speed reducer 111 acts and pulls the push plate 113 to recover, so that the switch is opened, after the switch is completely opened, the detection unit 330 triggers the starting, the control unit 220 receives a signal and then cuts off power, and meanwhile, the detection unit 330 turns off the worm speed reducer 111 through an electric signal, so that the action is completed;
since the worm reduction motor 111 can realize mechanical self-locking, the mechanism can be ensured to be sufficiently pressed and not loosened.
When the installation shell is used, the pulling rod 83 on the positioning mechanism 8 is pulled outwards firstly, so that the pulling rod 83 is separated from the positioning jack at the position of the limiting baffle 11, then the side plate I2, the side plate II 4 and the side plate III 3 are overturned along the hinge joint with the rectangular installation bottom plate 1 until the side plate I2, the side plate II 4 and the side plate III 3 are vertical to the upper surface of the rectangular installation bottom plate 1, then the acting force for controlling the pulling rod 83 is removed, and at the moment, the pulling rod 83 is inserted into the positioning jack under the action of the spring III 85;
thereby arranging the side plate I2, the side plate II 4 and the side plate III 3 completely one by one; then the cover plate I6 and the cover plate II 7 are controlled to move inwards towards the center of the installation shell, the L-shaped clamping block 31 sequentially penetrates through the rectangular opening II 73 and the rectangular opening I63, then the locking mechanism 5 is controlled to extend along the sleeve 51 and the guide pillar 52, then the locking mechanism 5 is controlled to rotate along a bearing arranged in the blind hole 42 until the swing arm 54 of the locking mechanism 5 is positioned above the cover plate I6 and the cover plate II 7; the force of the control guide post 52 extending along the sleeve 51 is removed at this time, and the second spring 57 is engaged
The acting force of the first cover plate 6 and the second cover plate 7 is removed, the first cover plate 6 and the second cover plate 7 move to two sides under the action of the first spring 23, and the bottom end of the L-shaped clamping block 31 is abutted to the upper surface of the first cover plate 6/the second cover plate 7;
and simultaneously locks between the two fixing plates 55.
When in use, the operation is performed in the reverse direction.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (9)
1. A full-automatic extra-large current change-over switch is characterized in that: comprises a mounting shell and a change-over switch body arranged in the mounting shell;
the switch comprises a mounting shell and a switch body, wherein the mounting shell comprises a rectangular mounting bottom plate (1), and the switch body is mounted at the center of the rectangular mounting bottom plate (1);
one end of the rectangular mounting bottom plate (1) is provided with a side plate I (2), and the other end of the rectangular mounting bottom plate (1) is provided with a side plate II (4); two sides of a rectangular installation bottom plate (1) positioned between the side plate I (2) and the side plate II (4) are respectively provided with a side plate III (3);
a rectangular groove (21) is formed in two sides of the top of the first side plate (2), a shaft lever (22) is arranged between the two side walls of the rectangular groove (21), two ends of the shaft lever (22) are respectively sleeved with a first spring (23), and one end of the first spring (23) is fixed on one inner side wall of the rectangular groove (21);
the two shaft rods (22) are respectively hinged with a cover plate I (6) and a cover plate II (7);
the first cover plate (6) comprises a first rectangular plate (60), one end of the first rectangular plate (60) is provided with a first protruding block (61), the first protruding block (61) is provided with a first shaft hole (62) in running fit with the shaft lever (22), the upper surface of the other end of the first rectangular plate (60) is provided with a first protruding edge (64), and one side of the first protruding edge (64) is provided with a first baffle plate (65);
the second cover plate (7) comprises a second rectangular plate (70), one end of the second rectangular plate (70) is provided with a second protruding block (71), the second protruding block (71) is provided with a second shaft hole (72) which is in running fit with the shaft lever (22), the upper surface of the other end of the second rectangular plate (70) is provided with a second protruding edge (74), and one side of the second protruding edge (74) is provided with a second baffle (75);
a plurality of jacks are arranged on one side of the first rectangular plate (60), and inserting rods (76) which are matched with the jacks one by one are arranged on one side of the second rectangular plate (70);
the other end of the first spring (23) is abutted against one side surface of the second lug (71) or one side surface of the first lug (61);
the top of the second side plate (4) is provided with a fixed beam (41), both ends of the fixed beam (41) are provided with blind holes (42), the blind holes (42) are provided with a bearing, and the bearing is connected with a locking mechanism (5);
the locking mechanism (5) comprises a sleeve (51) arranged in the bearing inner ring, a guide post (52) is arranged in the sleeve (51), a fixing arm (53) is vertically arranged at the end part of the guide post (52), a swing arm (54) is vertically arranged at the end part of the fixing arm (53), a fixing plate (55) is arranged at the end part of the swing arm (54), and an opening (56) is formed in the fixing plate (55);
at least two L-shaped clamping blocks (31) are arranged on the top end face of the side plate III (3), and a rectangular opening II (73) and a rectangular opening I (63) which are matched with the L-shaped clamping blocks (31) are respectively arranged on one edge side of the rectangular plate II (70) and one edge side of the rectangular plate I (60).
2. The full-automatic extra-large current change-over switch according to claim 1, wherein a second spring (57) is connected between the sleeve (51) and the guide post (52); the inner side wall of the sleeve (51) is provided with at least one guide slide bar (511) arranged along the axial direction, and the outer side wall of the guide post (52) is provided with a guide chute (521) in guide fit with the guide slide bar (511).
3. The full-automatic extra-large current change-over switch according to claim 2, wherein the side plate I (2), the side plate II (4) and the side plate III (3) are all hinged on the edge side of the upper surface of the rectangular mounting bottom plate (1) through hinges.
4. A fully automatic extra large current change-over switch according to claim 3 wherein an annular hinge part (10) is provided on the edge side of the upper surface of the rectangular mounting base plate (1), and one side of the hinge is fixed to the annular hinge part (10).
5. The full-automatic extra-large current transfer switch according to claim 4, wherein a limit baffle (11) matched with the side plate one (2), the side plate two (4) or the side plate three (3) is arranged at the edge of the upper surface of the rectangular mounting bottom plate (1) positioned on the inner side of the annular hinge part (10).
6. The full-automatic extra-large current change-over switch according to claim 5, wherein the first side plate (2), the second side plate (4) and the third side plate (3) are provided with a positioning mechanism (8) matched with a limit baffle (11);
the positioning mechanism (8) comprises a pipe body (81), a limiting ring (82) is arranged at one end of the pipe body (81), a pulling rod (83) is arranged in the pipe body (81), a convex ring (84) is arranged in the middle of the pulling rod (83), a spring III (85) is connected between the convex ring (84) and the limiting ring (82), and the spring III (85) is sleeved on the outer side of the pulling rod (83);
the outer side of the limit baffle (11) is provided with a positioning jack matched with the pulling rod (83).
7. The full-automatic extra-large current change-over switch according to claim 6, wherein the change-over switch body comprises a detection unit (330), a control unit (220), an action unit (110) and an opening and closing button; the two ends of the control unit (220) are symmetrically provided with detection units (330), and one end of each detection unit (330) is provided with an action unit (110);
wherein, the divide-shut brake button is installed in the installation shell optional position.
8. The fully automatic extra-high current switch according to claim 7 wherein the detection unit (330) is one of a diffuse, opposite, specular reflective, slot-type, and fiber-optic type of switch;
the control unit (220) adopts a delay switch, and the control unit (220) is electrically connected with the corresponding detection unit (330).
9. The full-automatic extra-large current change-over switch according to claim 7, wherein the action unit (110) is composed of a worm speed reducer (111) and a push rod (112), a push plate (113) fixedly connected with and matched with the detection unit (330) is arranged on the outer side of the push rod (112), the worm speed reducer (111), the push rod (112), the push plate (113), the detection unit (330) and the control unit (220) are arranged on the same level, the opening and closing button is electrically connected with the two worm speed reducers (111), and the detection unit (330) is electrically connected with the corresponding worm speed reducer (111);
a self-locking device is arranged in the worm speed reducer (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011493444.5A CN112751272B (en) | 2020-12-17 | 2020-12-17 | Full-automatic extra-large current change-over switch |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011493444.5A CN112751272B (en) | 2020-12-17 | 2020-12-17 | Full-automatic extra-large current change-over switch |
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| Publication Number | Publication Date |
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| CN112751272A CN112751272A (en) | 2021-05-04 |
| CN112751272B true CN112751272B (en) | 2024-01-30 |
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| CN202011493444.5A Active CN112751272B (en) | 2020-12-17 | 2020-12-17 | Full-automatic extra-large current change-over switch |
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| CN211573279U (en) * | 2020-02-19 | 2020-09-25 | 上海亚安保安器材有限公司 | Double-leaf steel fireproof door |
| CN211843293U (en) * | 2020-01-23 | 2020-11-03 | 永兴信宇（天津）汽车配件有限公司 | Plastic injection molding part stress relieving machine |
| CN112065227A (en) * | 2020-10-15 | 2020-12-11 | 金螳螂精装科技（苏州）有限公司 | Assembled door leaf is used to interior decoration convenient to installation and dismantlement |
-
2020
- 2020-12-17 CN CN202011493444.5A patent/CN112751272B/en active Active
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| EP1925765A2 (en) * | 2006-11-21 | 2008-05-28 | Burg F. W. Lüling KG | Locking device for doors |
| CN109066157A (en) * | 2018-07-26 | 2018-12-21 | 芜湖源码自动化设备有限公司 | Distribution box bolt |
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| CN211843293U (en) * | 2020-01-23 | 2020-11-03 | 永兴信宇（天津）汽车配件有限公司 | Plastic injection molding part stress relieving machine |
| CN211573279U (en) * | 2020-02-19 | 2020-09-25 | 上海亚安保安器材有限公司 | Double-leaf steel fireproof door |
| CN111509589A (en) * | 2020-03-13 | 2020-08-07 | 浙江城电电气有限公司 | High-voltage switch equipment |
| CN112065227A (en) * | 2020-10-15 | 2020-12-11 | 金螳螂精装科技（苏州）有限公司 | Assembled door leaf is used to interior decoration convenient to installation and dismantlement |
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| CN112751272A (en) | 2021-05-04 |
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