CN215108138U - Mechanical interlocking device for door of box transformer room - Google Patents
Mechanical interlocking device for door of box transformer room Download PDFInfo
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- CN215108138U CN215108138U CN202120956912.1U CN202120956912U CN215108138U CN 215108138 U CN215108138 U CN 215108138U CN 202120956912 U CN202120956912 U CN 202120956912U CN 215108138 U CN215108138 U CN 215108138U
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- guide groove
- connecting rod
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Abstract
The utility model relates to a distribution equipment technical field specifically is a mechanical interlock of case transformer room door, including first lock body and second lock body, open in first lock body left side has first guide way and second guide way, is equipped with first locking Assembly in the first guide way, and first locking Assembly includes compression spring, and the compression spring left end is connected with first spring bolt, and second lock body right side is opened has first lockhole and second lockhole, and it has second locking Assembly to link between second lockhole and second guide way, and second locking Assembly includes iron core and extension spring, around there being the coil on the iron core lateral wall. This mechanical interlock of case transformer room door, compression spring's elasticity is momentum pops out first spring bolt left, and the coil both ends connect the electricity, produce magnetic field, adsorb the second spring bolt left and fix on the iron core, pins two lock bodies, and through the interlocking control of first locking Assembly and second locking Assembly, prevent to open the room door under the on-state, reduce the potential safety hazard.
Description
Technical Field
The utility model relates to a distribution equipment technical field specifically is a mechanical interlock of box transformer room door.
Background
Box transformer substation concentrates traditional transformer to design in box casing, small, light in weight, low noise, low loss, high reliability, wide application in residential quarter, commercial center, light station, the airport, the factory, the enterprise, the hospital, places such as school, box transformer substation establishes at open air mostly, because its internally mounted has a plurality of electronic components, be equipped with the room door on the box transformer substation, make things convenient for the later stage to regularly open the door and maintain and overhaul it, current box transformer substation room door is mostly only equipped with single fixed lock structure, in the use, the room door is opened easily, there is higher potential safety hazard, in view of this, we provide a box transformer substation room door mechanical interlock.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mechanical interlock of box transformer room door to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a mechanical interlocking device for a door of a box transformer substation room comprises a first lock body and a second lock body, wherein the first lock body and the second lock body are positioned on the same horizontal plane and positioned on the right side of the second lock body, a first guide groove is formed in the upper end of the left side of the first lock body, a first locking assembly is arranged in the first guide groove and comprises a compression spring fixed on the right side wall of the first guide groove, the left end of the compression spring is connected with a first lock tongue, the first lock tongue extends leftwards to the outside of the first guide groove, a first lock hole corresponding to the first guide groove is formed in the upper end of the right side of the second lock body, the left end of the first lock tongue is movably inserted in the first lock hole, a connecting rod is arranged at the front end of the outer side wall of the first lock tongue, the connecting rod extends forwards horizontally to the front of the first lock body, an L-shaped shifting block is connected to the front end of the first lock body, a second guide groove is formed in the lower end of the left side of the first lock body, the second lock hole corresponding to the second guide groove is formed in the lower end of the right side of the second lock body, a second locking assembly is connected between the second lock hole and the second guide groove and comprises an iron core fixed on the left side wall of the second lock hole and an extension spring fixed on the right side wall of the second guide groove, a coil is wound on the outer side wall of the iron core, two ends of the coil extend to the outside of the second lock body, the left end of the extension spring is connected with a second lock tongue, and the left end of the second lock tongue extends to the outside of the second guide groove and is inserted into the second lock hole.
Preferably, the inner diameter of the first guide groove is matched with the outer diameter of the first lock tongue, and the first lock tongue is positioned in the first guide groove and is in sliding connection with the first guide groove.
Preferably, the inner diameter of the first lock hole is matched with the outer diameter of the first lock tongue, and the first lock tongue is movably inserted into the first lock hole.
Preferably, the upper end of the front side of the first lock body is provided with a connecting groove penetrating into the first guide groove, the inner height of the connecting groove is matched with the outer diameter of the connecting rod, and the connecting rod penetrates through the connecting groove and is in sliding connection with the connecting groove.
Preferably, a first fixing hole is formed in the front end of the outer side wall of the first lock tongue, the inner diameter of the first fixing hole is matched with the outer diameter of the connecting rod, and the rear end of the connecting rod is fixedly inserted into the first fixing hole.
Preferably, a second fixing hole is formed in the rear side of the L-shaped shifting block, the inner diameter of the second fixing hole is matched with the outer diameter of the connecting rod, and the front end of the connecting rod is fixedly inserted into the second fixing hole.
Preferably, a connecting hole is formed in the left side wall of the second lock hole, a connecting rod which is of an integrally formed structure is coaxially connected to the left side of the iron core, and the connecting rod is in threaded connection with the connecting hole to fix the iron core.
Preferably, the outer diameter of the second bolt is matched with the inner diameter of the second guide groove, and the second bolt is located in the second guide groove and is in sliding connection with the second guide groove.
Compared with the prior art, the beneficial effects of the utility model are that:
the mechanical interlocking device for the box transformer room door is provided with two different lock bodies which are respectively installed on two room doors, a first locking assembly and a second locking assembly are respectively connected between the two lock bodies, when the room doors are closed, a first lock tongue is ejected leftwards through the elastic force of a compression spring and is inserted into a first lock hole to lock the two lock bodies, meanwhile, when the box transformer is normally used, the two ends of a coil are electrified to generate a magnetic electric field to magnetize an iron core, the magnetic attraction force of the iron core to the second lock tongue overcomes the elastic tension force of an extension spring to adsorb and fix the second lock tongue on the iron core leftwards, the two lock bodies are locked through the second lock tongue, through the interlocking control of the first locking assembly and the second locking assembly, the room doors can be effectively prevented from being opened in an electrified state, further the potential safety hazard is reduced, when the box transformer is powered off and a worker pulls an L-shaped shifting block to the left to drive the first lock tongue to move rightwards, the connection between the two lock bodies can be opened, and then the door of the room is opened.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of a first lock body of the present invention;
FIG. 3 is a sectional view of the second lock body of the present invention;
fig. 4 is a schematic structural diagram of a first locking assembly of the present invention;
fig. 5 is a schematic structural view of a first lock tongue in the present invention;
FIG. 6 is a schematic structural view of an L-shaped shifting block of the present invention;
fig. 7 is a schematic structural diagram of the second locking assembly of the present invention.
In the figure:
1. a first lock body; 10. a first guide groove; 11. a second guide groove; 12. connecting grooves;
2. a second lock body; 20. a first lock hole; 21. a second lock hole; 22. connecting holes;
3. a first locking assembly; 30. a compression spring; 31. a first bolt; 310. a first fixing hole; 32. a connecting rod; 33. an L-shaped shifting block; 330. a second fixing hole;
4. a second locking assembly; 40. an iron core; 400. a connecting rod; 41. a coil; 42. an extension spring; 43. a second bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-7, the present invention provides a technical solution:
a mechanical interlocking device for a box transformer room door comprises a first lock body 1 and a second lock body 2, wherein the first lock body 1 and the second lock body 2 are positioned on the same horizontal plane and positioned on the right side of the second lock body 2, a first guide groove 10 is formed in the upper end of the left side of the first lock body 1, a first locking component 3 is arranged in the first guide groove 10, the first locking component 3 comprises a compression spring 30 fixed on the right side wall of the first guide groove 10, the left end of the compression spring 30 is connected with a first bolt 31, the first bolt 31 extends to the outside of the first guide groove 10 leftwards, a first lock hole 20 corresponding to the first guide groove 10 is formed in the upper end of the right side of the second lock body 2, the left end of the first bolt 31 is movably inserted in the first lock hole 20, a connecting rod 32 is arranged at the front end of the outer side wall of the first bolt 31, the connecting rod 32 extends forwards horizontally to the front of the first lock body 1, the front end of the first lock body is connected with an L-shaped shifting block 33, a second guide groove 11 is formed in the lower end of the left side of the first lock body 1, second lockhole 21 corresponding with second guide way 11 has been seted up to 2 right side lower extremes of second lock body, be connected with second locking Assembly 4 between second lockhole 21 and the second guide way 11, second locking Assembly 4 is including fixing iron core 40 on 21 left side wall of second lockhole and fixing extension spring 42 on 11 right side walls of second guide way, connecting hole 22 has been seted up on 21 left side wall of second lockhole, iron core 40 left side coaxial coupling has rather than the connecting rod 400 that is the integrated into one piece structure, connecting rod 400 threaded connection fixes iron core 40 in connecting hole 22, the wire winding has coil 41 on the iron core 40 lateral wall, coil 41 both ends extend to 2 outsides of second lock body, extension spring 42 left end is connected with second spring bolt 43, second spring bolt 43 left end extends to 11 outsides of second guide way and plug in second lockhole 21.
In this embodiment, the first lock body 1 and the second lock body 2 are respectively installed on two doors, when the doors are closed, the first latch bolt 31 is ejected leftwards by the elastic force of the compression spring 30, the left end of the first latch bolt 31 is inserted into the first lock hole 20 to lock the first lock body 1 and the second lock body 2, and simultaneously, the two ends of the coil 41 are communicated with the circuit of the box transformer, when the box transformer is normally used, the coil 41 is energized to generate a magnetic electric field to magnetize the iron core 40, the magnetic attraction of the iron core 40 to the second latch bolt 43 overcomes the elastic tension of the extension spring 42 to the second latch bolt 43, the second latch bolt 43 is pulled leftwards into the second lock hole 21, the first lock body 1 and the second lock body 2 are locked by the second latch bolt 43, and the interlocking control of the first locking component 3 and the second locking component 4 can effectively prevent the doors from being opened in the energized state, thereby reducing the potential safety hazard, when the box transformer is powered off, the second bolt 43 is pulled back to the second guide groove 11 rightwards by the elastic tension of the second bolt 43 through the extension spring 42, meanwhile, the L-shaped shifting block 33 is pulled leftwards by a worker to drive the connecting rod 32 and the first bolt 31 to move rightwards along the connecting groove direction, the first bolt 31 is pulled back to the first guide groove 10 rightwards, at the moment, the connection between the first lock body 1 and the second lock body 2 can be opened, and then the door of the box transformer is opened.
Besides, the inner diameter of the first guide groove 10 is matched with the outer diameter of the first lock tongue 31, the first lock tongue 31 is positioned in the first guide groove 10 and is in sliding connection with the first guide groove 10, the inner diameter of the first lock hole 20 is matched with the outer diameter of the first lock tongue 31, the first lock tongue 31 is movably inserted into the first lock hole 20, and the first lock tongue 31 is prevented from shaking in the first guide groove 10 and the first lock hole 20; the outer diameter of second spring bolt 43 and the inner diameter of second guide way 11 size looks adaptation, and second spring bolt 43 is located second guide way 11 and rather than sliding connection, prevents that second spring bolt 43 from rocking in second guide way 11.
Further, the connecting groove 12 penetrating into the first guide groove 10 is formed in the upper end of the front side of the first lock body 1, the inner height of the connecting groove 12 is matched with the outer diameter of the connecting rod 32, the connecting rod 32 penetrates through the connecting groove 12 and is in sliding connection with the connecting groove 12, and through the sliding connection of the connecting rod 32 and the connecting groove 12, the stability of the left and right movement of the connecting rod 32 is guaranteed, and the connecting rod 32 is prevented from shaking and deflecting.
Specifically, first fixed orifices 310 have been seted up to first latch 31 lateral wall front end, the internal diameter size of first fixed orifices 310 and the external diameter size looks adaptation of connecting rod 32, connecting rod 32 rear end is pegged graft and is fixed in first fixed orifices 310, L type shifting block 33 rear side is opened and is equipped with second fixed orifices 330, the internal diameter size of second fixed orifices 330 and the external diameter size looks adaptation of connecting rod 32, connecting rod 32 front end is pegged graft and is fixed in second fixed orifices 330, the interference is pegged graft fixedly and is convenient for install production, and spare part aggregate erection, the spare part of being convenient for produces alone, and the raw materials are saved.
Before the mechanical interlocking device for the box transformer chamber door is used, a worker firstly checks the integrity of the mechanical interlocking device and whether the mechanical interlocking device is firmly connected at each position; then, the first lock body 1 and the second lock body 2 are respectively installed on two chamber doors of the box transformer; when the box transformer is used, when the door is closed, the first lock tongue 31 is ejected leftwards by the elastic force of the compression spring 30, the left end of the first lock tongue 31 is inserted into the first lock hole 20 to lock the first lock body 1 and the second lock body 2, meanwhile, the two ends of the coil 41 are communicated with the circuit of the box transformer, when the box transformer is normally used, the coil 41 is electrified to generate a magnetic electric field, the iron core 40 is magnetized, the magnetic attraction of the iron core 40 to the second lock tongue 43 overcomes the elastic tension of the extension spring 42 to the second lock tongue 43, the second lock tongue 43 is pulled leftwards into the second lock hole 21, the first lock body 1 and the second lock body 2 are locked by the second lock tongue 43, and the door is closed and locked by the interlocking control of the first locking assembly 3 and the second locking assembly 4; when the box transformer is powered off, the second bolt 43 is pulled back to the second guide groove 11 rightwards by the elastic tension of the second bolt 43 through the extension spring 42, meanwhile, the L-shaped shifting block 33 is pulled leftwards by a worker to drive the connecting rod 32 and the first bolt 31 to move rightwards along the connecting groove direction, the first bolt 31 is pulled back to the first guide groove 10 rightwards, at the moment, the connection between the first lock body 1 and the second lock body 2 can be opened, and then the door of the box transformer is opened.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a mechanical interlock of box transformer room door which characterized in that: the lock comprises a first lock body (1) and a second lock body (2), wherein the first lock body (1) and the second lock body (2) are positioned on the same horizontal plane and on the right side of the second lock body (2), a first guide groove (10) is formed in the upper end of the left side of the first lock body (1), a first locking assembly (3) is arranged in the first guide groove (10), the first locking assembly (3) comprises a compression spring (30) fixed on the right side wall of the first guide groove (10), the left end of the compression spring (30) is connected with a first lock tongue (31), the first lock tongue (31) extends to the outside of the first guide groove (10) leftwards, a first lock hole (20) corresponding to the first guide groove (10) is formed in the upper end of the right side of the second lock body (2), the left end of the first lock tongue (31) is movably inserted into the first lock hole (20), and a connecting rod (32) is arranged at the front end of the outer side wall of the first lock tongue (31), connecting rod (32) level forward extends to first lock body (1) the place ahead and its front end is connected with L type shifting block (33), second guide way (11) have been seted up to first lock body (1) left side lower extreme, second lock body (2) right side lower extreme is seted up and is had corresponding second lockhole (21) with second guide way (11), be connected with second locking subassembly (4) between second lockhole (21) and second guide way (11), second locking subassembly (4) are including fixing iron core (40) on second lockhole (21) left side wall and fixing extension spring (42) on second guide way (11) right side wall, around having connect coil (41) on iron core (40) lateral wall, coil (41) both ends extend to second lock body (2) outside, extension spring (42) left end is connected with second spring bolt (43), second spring bolt (43) left end extends to second guide way (11) outside and plug connects in second lockhole (21) ) In (1).
2. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: the inner diameter of the first guide groove (10) is matched with the outer diameter of the first lock tongue (31), and the first lock tongue (31) is positioned in the first guide groove (10) and is in sliding connection with the first guide groove.
3. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: the inner diameter of the first lock hole (20) is matched with the outer diameter of the first lock bolt (31), and the first lock bolt (31) is movably inserted into the first lock hole (20).
4. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: the lock is characterized in that the upper end of the front side of the first lock body (1) is provided with a connecting groove (12) penetrating into the first guide groove (10), the inner height of the connecting groove (12) is matched with the outer diameter of a connecting rod (32), and the connecting rod (32) penetrates through the connecting groove (12) and is in sliding connection with the connecting groove.
5. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: first fixed orifices (310) have been seted up to first spring bolt (31) lateral wall front end, the internal diameter size of first fixed orifices (310) and the external diameter size looks adaptation of connecting rod (32), connecting rod (32) rear end is pegged graft and is fixed in first fixed orifices (310).
6. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: l type shifting block (33) rear side is opened and is equipped with second fixed orifices (330), the internal diameter size of second fixed orifices (330) and the external diameter size looks adaptation of connecting rod (32), connecting rod (32) front end is pegged graft and is fixed in second fixed orifices (330).
7. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: connecting hole (22) have been seted up on second lockhole (21) left side wall, iron core (40) left side coaxial coupling has rather than connecting rod (400) that is the integrated into one piece structure, connecting rod (400) threaded connection will in connecting hole (22) iron core (40) are fixed.
8. The mechanical interlocking device for a box transformer room door according to claim 1, characterized in that: the outer diameter of the second lock tongue (43) is matched with the inner diameter of the second guide groove (11), and the second lock tongue (43) is located in the second guide groove (11) and is in sliding connection with the second guide groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120956912.1U CN215108138U (en) | 2021-05-07 | 2021-05-07 | Mechanical interlocking device for door of box transformer room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120956912.1U CN215108138U (en) | 2021-05-07 | 2021-05-07 | Mechanical interlocking device for door of box transformer room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215108138U true CN215108138U (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120956912.1U Active CN215108138U (en) | 2021-05-07 | 2021-05-07 | Mechanical interlocking device for door of box transformer room |
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| Country | Link |
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| CN (1) | CN215108138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387670A (en) * | 2022-08-08 | 2022-11-25 | 国网河南省电力公司三门峡供电公司 | Locking device of telescopic guardrail |
-
2021
- 2021-05-07 CN CN202120956912.1U patent/CN215108138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115387670A (en) * | 2022-08-08 | 2022-11-25 | 国网河南省电力公司三门峡供电公司 | Locking device of telescopic guardrail |
| CN115387670B (en) * | 2022-08-08 | 2024-01-02 | 国网河南省电力公司三门峡供电公司 | Locking device of telescopic guardrail |
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