CN216451047U - Propelling interlocking mechanism of low-voltage power distribution cabinet - Google Patents
Propelling interlocking mechanism of low-voltage power distribution cabinet Download PDFInfo
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- CN216451047U CN216451047U CN202123217363.5U CN202123217363U CN216451047U CN 216451047 U CN216451047 U CN 216451047U CN 202123217363 U CN202123217363 U CN 202123217363U CN 216451047 U CN216451047 U CN 216451047U
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Abstract
The utility model discloses a propulsion interlocking mechanism of a low-voltage power distribution cabinet, which relates to the field of power distribution cabinets and comprises a shell, a bottom plate, a base plate, a three-position positioning assembly, a three-position display assembly, a three-position guide piece and a contact switch, wherein the three-position positioning assembly and the three-position display assembly are arranged on the base plate side by side; the three-position positioning assembly comprises a positioning plate hinged on the base plate; the three-position display assembly comprises a display rotating plate which is hinged on the base plate and is positioned on one side of the positioning plate; and one end of the display rotating plate is provided with a bending plate with a height difference with the stress pin. The utility model has the advantages of small occupied space, good working stability and prevention of misoperation.
Description
Technical Field
The utility model relates to the field of power distribution cabinets, in particular to a propulsion interlocking mechanism of a low-voltage power distribution cabinet.
Background
The application of low-voltage draw-out switchgear is very common at home and abroad. The drawer pushing interlocking mechanism is one of important components, a common drawer interlocking mechanism can only electrically act through an auxiliary switch when a drawer moves, and in order to ensure safety, the existing drawer interlocking mechanism realizes the positioning of a drawer functional unit from three positions of separation, test and connection. However, the existing drawer cabinet has the defects that the pushing interlocking mechanism occupies a large space, and the three-position positioning assembly can be operated when an operator is at the connecting position of the drawer cabinet, so that misoperation is easy to occur.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the background art, the utility model provides the propulsion interlocking mechanism of the low-voltage power distribution cabinet, which has the advantages of small occupied space, good working stability and capability of preventing misoperation.
The technical scheme adopted by the utility model is as follows: a propulsion interlocking mechanism of a low-voltage power distribution cabinet comprises a shell, a bottom plate, a base plate, a three-position positioning assembly, a three-position display assembly, a three-position guide piece and a contact switch, wherein the three-position positioning assembly and the three-position display assembly are arranged on the base plate side by side, the three-position guide piece is fixedly arranged on the bottom plate, the contact switch is arranged on the shell, a push rod which is vertically arranged and is positioned between the three-position positioning assembly and the three-position display assembly is arranged in the shell, and two ends of the push rod are exposed out of the shell;
the three-position positioning assembly comprises a positioning plate hinged on the base plate;
the three-position display assembly comprises a display rotating plate which is hinged on the base plate and is positioned on one side of the positioning plate;
one end of the positioning plate is provided with a stressed pin for receiving external force, the other end of the positioning plate is provided with a first pin shaft, one end of the display rotating plate is provided with a bending plate with a height difference with the stressed pin, and the other end of the display rotating plate is provided with a second pin shaft;
the three-position guide piece is integrally formed and is provided with a positioning opening corresponding to the first pin shaft, a positioning bent surface corresponding to the second pin shaft and an inclined plane boss corresponding to the push rod;
the utility model discloses a locking device of base plate, including base plate, mounting plate, base plate, locating lever, base plate front side, the mounting plate upper end is equipped with vertical mounting panel, the locking subassembly that is used for locking three position locating component is installed to the mounting plate upper end, the locking subassembly includes articulated connecting lever and locking lever, be equipped with the locking boss that corresponds with the locking lever on the locating plate, the position that the bottom plate corresponds the locking lever is equipped with spacing hole, the position department that the base plate corresponds the locking lever is equipped with the through-hole, the connecting lever has the second state that drives the locking lever and insert in spacing hole downwards and block the first state of locking boss and drive locking lever upward movement and break away from the locking boss.
The three-position positioning assembly further comprises a first rotating shaft and a first reset piece, the positioning plate is rotatably installed on the first rotating shaft, the locking boss is arranged on one side, facing the mounting plate, of the positioning plate, and the locking boss is 7-shaped.
The mounting plate is provided with a guide groove, and the locking rod is provided with a guide shaft inserted into the guide groove.
The upper end of the push rod is provided with an inclined plane part in contact fit with the contact switch, and the lower end of the push rod is provided with a spherical surface in sliding fit with the inclined plane boss.
The cover is equipped with the elastic component on the push rod, elastic component one end is contradicted inner wall and other end are contradicted on the casing the push rod.
The positioning opening and the positioning bending surface are respectively positioned at two sides of the three-position guide piece, and the inclined plane boss is positioned in the middle of the three-position guide piece.
The three-position display assembly further comprises a second rotating shaft and a second reset piece, the second rotating shaft and the second reset piece are mounted on the base plate, the display rotating plate is rotatably mounted on the second rotating shaft, and the tail end of the bending plate is provided with marks corresponding to three positions.
The utility model has the beneficial effects that: according to the technical scheme, the display rotating plate is bent to form a height difference with the positioning plate, and a rotating path of the positioning plate is avoided, so that interference collision is prevented while the occupied space is reduced;
in addition, the locking rod is driven by the crank arm to move up and down, is downwards inserted into the limiting hole and limits the locking boss, so that the positioning plate is locked and cannot rotate, and the locking device has the advantages of good working stability and misoperation prevention.
Drawings
Fig. 1 is a schematic structural view of a propulsion interlocking mechanism of a low-voltage power distribution cabinet according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a pushing interlocking mechanism removing housing of a low-voltage distribution cabinet.
Fig. 3 is a schematic disassembly diagram of a propulsion interlocking mechanism of a low-voltage power distribution cabinet.
Fig. 4 is a schematic structural diagram of the three-position positioning assembly.
Fig. 5 is a schematic structural diagram of a push interlocking mechanism with a bottom plate of a low-voltage distribution cabinet.
Fig. 6 is a schematic structural view of the base plate.
Detailed Description
The embodiments of the utility model will be further described with reference to the accompanying drawings in which:
as shown in the figure, the propulsion interlocking mechanism of the low-voltage power distribution cabinet comprises a shell 1, a bottom plate 2, a base plate 3, a three-position positioning assembly 4, a three-position display assembly 5, a three-position guide piece 6 and a contact switch 7, wherein the three-position positioning assembly 4 and the three-position display assembly 5 are arranged on the base plate 3 side by side, the three-position guide piece 6 is fixedly arranged on the bottom plate 2, the contact switch 7 is arranged on the shell 1, a push rod 8 which is vertically arranged and is positioned between the three-position positioning assembly 4 and the three-position display assembly 5 is arranged in the shell 1, and two ends of the push rod 8 are exposed out of the shell 1;
the three-position positioning assembly 4 comprises a positioning plate 41 which is hinged and installed on the base plate 3;
the three-position display assembly 5 comprises a display rotating plate 51 which is hinged on the base plate 3 and is positioned at one side of the positioning plate 41;
one end of the positioning plate 41 is provided with a stressed pin 42 for receiving an external force, the other end of the positioning plate is provided with a first pin shaft 43, one end of the display rotating plate 51 is provided with a bending plate 52 with a height difference with the stressed pin 42, and the other end of the display rotating plate is provided with a second pin shaft 53;
the three-position guide piece 6 is integrally formed and is provided with a positioning opening 61 corresponding to the first pin shaft 43, a positioning bending surface 62 corresponding to the second pin shaft 53 and an inclined surface boss 63 corresponding to the push rod 8;
a vertical mounting plate 31 is arranged on the front side of the substrate 3, a locking assembly for locking the three-position positioning assembly 4 is mounted at the upper end of the mounting plate 31, the locking assembly comprises a crank arm 32 and a locking rod 33 which are hinged, a locking boss 44 corresponding to the locking rod 33 is arranged on the positioning plate 41, a limiting hole 21 is arranged at the position of the bottom plate 2 corresponding to the locking rod 33, a through hole 34 is arranged at the position of the substrate 3 corresponding to the locking rod 33, and the crank arm 32 has a first state of driving the locking rod 33 to be inserted downwards into the limiting hole 21 and blocking the locking boss 44 and a second state of driving the locking rod 33 to move upwards to be separated from the locking boss 44; according to the technical scheme, the display rotating plate is bent to form a height difference with the positioning plate, and a rotating path of the positioning plate is avoided, so that interference collision is prevented while the occupied space is reduced;
in addition, the locking rod is driven by the crank arm to move up and down, is downwards inserted into the limiting hole and limits the locking boss, so that the positioning plate is locked and cannot rotate, and the locking device has the advantages of good working stability and misoperation prevention.
The three-position positioning assembly 4 further comprises a first rotating shaft 45 and a first reset piece 46, the positioning plate 41 is rotatably mounted on the first rotating shaft 45, the locking boss 44 is arranged on one side, facing the mounting plate 31, of the positioning plate 41, the locking boss 44 is in a 7 shape, the positioning plate is rotated when external force is applied to one end of the stressed pin, the first pin shaft is separated from the positioning opening when the positioning plate is rotated, the drawer cabinet is unlocked, the positioning plate can be reset under the driving of the reset piece after the external force disappears, and when the positioning plate is located at the connection position, the first pin shaft enters the positioning opening again;
after the positioning plate is stressed, the positioning plate rotates by a proper angle, at the moment, the locking rod is downwards inserted into the limiting hole and just blocks the locking boss, and the positioning plate is prevented from being reset under the action of the first resetting piece.
The mounting plate 31 is provided with a guide groove 35, the locking rod 33 is provided with a guide shaft (not shown) inserted into the guide groove 35, the guide shaft slides in the guide groove, the upper part of the guide groove is vertical as shown in the figure, the lower part of the guide groove is inclined, and when the locking rod moves downwards, the movement track of the locking rod is consistent with the guide groove.
The upper end of the push rod 8 is provided with an inclined plane part 81 in contact fit with the contact switch 7, the lower end of the push rod 8 is provided with a spherical surface 82 in sliding fit with the inclined plane boss 63, the inclined plane part is in contact with the contact of the contact switch, the inclined plane part and the contact constitute sliding fit, when the bottom plate and the substrate move relatively, the spherical surface of the push rod slides on the inclined plane boss, the spherical surface can reduce friction force, and the blocking phenomenon is prevented.
The cover is equipped with elastic component 83 on the push rod 8, elastic component 83 one end is contradicted inner wall and other end are contradicted on the casing 1 push rod 8, the elastic component provides the restoring force for the push rod, makes its lower extreme contradict three position guide spare always.
The positioning opening 61 and the positioning bending surface 62 are respectively located at two sides of the three-position guide piece 6, the inclined plane boss 63 is located at the middle position of the three-position guide piece 6, and the three-position guide piece is integrally formed, so that the processing cost is saved, and the occupied space is reduced.
The three-position display assembly 5 further comprises a second rotating shaft 54 and a second reset piece 55 which are mounted on the substrate 3, the display rotating plate 51 is rotatably mounted on the second rotating shaft 54, and the tail end of the bending plate 52 is provided with marks 56 corresponding to three positions.
Also in fig. 6 is a drawer plate 9 for mounting of the base plate.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concept is not limited to the above embodiments, and any modifications using the inventive concept are intended to be included within the scope of the appended claims.
Claims (7)
1. The utility model provides a propulsion interlocking device of low-voltage distribution cabinet, includes casing (1), bottom plate (2), base plate (3), three-position locating component (4), three-position display module (5), three-position guide (6) and contact switch (7), its characterized in that:
the three-position positioning assembly (4) and the three-position display assembly (5) are arranged on the substrate (3) side by side, the three-position guide piece (6) is fixedly arranged on the bottom plate (2), the contact switch (7) is arranged on the shell (1), a push rod (8) which is vertically arranged and is positioned between the three-position positioning assembly (4) and the three-position display assembly (5) is arranged in the shell (1), and two ends of the push rod (8) are exposed out of the shell (1);
the three-position positioning assembly (4) comprises a positioning plate (41) which is hinged on the base plate (3);
the three-position display assembly (5) comprises a display rotating plate (51) which is hinged on the base plate (3) and is positioned on one side of the positioning plate (41);
one end of the positioning plate (41) is provided with a stressed pin (42) for receiving external force, the other end of the positioning plate is provided with a first pin shaft (43), one end of the display rotating plate (51) is provided with a bending plate (52) with a height difference with the stressed pin (42), and the other end of the display rotating plate is provided with a second pin shaft (53);
the three-position guide piece (6) is integrally formed and is provided with a positioning opening (61) corresponding to the first pin shaft (43), a positioning bending surface (62) corresponding to the second pin shaft (53) and an inclined plane boss (63) corresponding to the push rod (8);
base plate (3) front side is equipped with vertical mounting panel (31), the locking subassembly that is used for locking three position locating component (4) is installed to mounting panel (31) upper end, the locking subassembly includes articulated crank arm (32) and locking lever (33) of connecting, be equipped with locking boss (44) that correspond with locking lever (33) on locating plate (41), bottom plate (2) correspond the position of locking lever (33) and are equipped with spacing hole (21), the position department that base plate (3) correspond locking lever (33) is equipped with through-hole (34), crank arm (32) have drive locking lever (33) insert down in spacing hole (21) and block the first state of locking boss (44) and drive locking lever (33) upward movement and break away from the second state of locking boss (44).
2. The advancing interlocking mechanism of the low-voltage distribution cabinet according to claim 1, characterized in that: three position locating component (4) still include first pivot (45) and first piece (46) that resets, locating plate (41) rotate to be installed on first pivot (45), locking boss (44) are in locating plate (41) one side towards mounting panel (31), locking boss (44) are "7" style of calligraphy.
3. The advancing interlocking mechanism of the low-voltage distribution cabinet according to claim 1, characterized in that: the locking device is characterized in that a guide groove (35) is formed in the mounting plate (31), and a guide shaft inserted into the guide groove (35) is arranged on the locking rod (33).
4. The advancing interlocking mechanism of the low-voltage distribution cabinet according to claim 1, characterized in that: the upper end of the push rod (8) is provided with an inclined plane part (81) in contact fit with the contact switch (7), and the lower end of the push rod (8) is provided with a spherical surface (82) in sliding fit with the inclined plane boss (63).
5. The advancing interlocking mechanism of the low-voltage distribution cabinet according to claim 1, characterized in that: the cover is equipped with elastic component (83) on push rod (8), elastic component (83) one end is contradicted inner wall and other end are contradicted on casing (1) push rod (8).
6. The advancing interlocking mechanism of the low-voltage distribution cabinet according to claim 1, characterized in that: the positioning opening (61) and the positioning bending surface (62) are respectively positioned at two sides of the three-position guide piece (6), and the inclined plane boss (63) is positioned at the middle position of the three-position guide piece (6).
7. The advancing interlocking mechanism of the low-voltage distribution cabinet according to claim 1, characterized in that: the three-position display assembly (5) further comprises a second rotating shaft (54) and a second reset piece (55) which are arranged on the substrate (3), the display rotating plate (51) is rotatably arranged on the second rotating shaft (54), and marks (56) corresponding to three positions are arranged at the tail end of the bending plate (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123217363.5U CN216451047U (en) | 2021-12-21 | 2021-12-21 | Propelling interlocking mechanism of low-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123217363.5U CN216451047U (en) | 2021-12-21 | 2021-12-21 | Propelling interlocking mechanism of low-voltage power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216451047U true CN216451047U (en) | 2022-05-06 |
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ID=81374816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123217363.5U Active CN216451047U (en) | 2021-12-21 | 2021-12-21 | Propelling interlocking mechanism of low-voltage power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216451047U (en) |
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2021
- 2021-12-21 CN CN202123217363.5U patent/CN216451047U/en active Active
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