CN217882545U - Door closing interlocking mechanism for rear split door - Google Patents
Door closing interlocking mechanism for rear split door Download PDFInfo
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- CN217882545U CN217882545U CN202221709257.0U CN202221709257U CN217882545U CN 217882545 U CN217882545 U CN 217882545U CN 202221709257 U CN202221709257 U CN 202221709257U CN 217882545 U CN217882545 U CN 217882545U
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- door
- cabinet body
- interlocking
- cabinet
- interlock
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Abstract
The utility model discloses a back is to opening door interlocking device, aim at overcoming the problem that the security is low among the prior art, it includes the cabinet body, the cabinet body is including the access hole, it has left back door and right back door to articulate respectively on the cabinet body, right back door is used for the interlock on earthing switch, if left back door rotates on the cabinet body, left back door can cover or lift on the access hole, if right back door rotates on the cabinet body, right back door can cover or lift on the access hole, it has interlocking support to articulate on the cabinet body, if interlocking support rotates on the cabinet body, interlocking support can stretch out at the external or shrink of cabinet at the internal, if interlocking support stretches out when the external cabinet, can hinder right back door closure to establish on the access hole, if left back door closure establishes on the access hole, can drive the shrink of interlocking support that stretches out at the external cabinet at the internal.
Description
Technical Field
The utility model belongs to the switch cabinet refers in particular to a back is to closing door interlocking device.
Background
The high-voltage switch cabinet is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like. In order to protect the safety of personnel and equipment, the door plate of the switch cabinet must meet certain conditions to be opened. For example, the back door panel can only be opened during maintenance, but the maintenance must ensure that no electric charge exists inside and cannot be charged during the maintenance, so the back door must be provided with an interlocking structure to ensure that the back door cannot be opened during charging and cannot be electrified after being opened. And because the width of the cabinet body of the existing large-scale switch cabinet reaches 1400mm, the cabinet body cannot be made into a single-door opening, and must be made into a double-door opening form, which undoubtedly increases the difficulty of the interlocking structure design.
In the prior art, in a large-sized switch cabinet, only the interlocking of one single door and an earthing switch in double doors is solved, when only the single door of the interlocking earthing switch is closed, the earthing switch is switched on, but the other single door is possibly not closed, so that the problem of certain potential safety hazard is caused.
SUMMERY OF THE UTILITY MODEL
For overcoming the problems of the prior art, the utility model provides a back is to opening a door and closing a door interlocking device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a door closing interlocking mechanism for a back split door comprises a cabinet body, wherein the cabinet body comprises an access hole, a left back door and a right back door are respectively hinged on the cabinet body, the right back door is used for interlocking on a grounding switch, if the left back door rotates on the cabinet body, the left back door can be covered or lifted on the access hole, and if the right back door rotates on the cabinet body, the right back door can be covered or lifted on the access hole;
the last articulated interlocking support that has of the cabinet body, if the interlocking support when rotating on the cabinet body, the interlocking support can stretch out at the external or shrink of cabinet at the internal, if the interlocking support stretches out when the external, can hinder right back door closure to establish on the access hole, if left back door closure establishes on the access hole, can drive and stretch out the interlocking support shrink external at the cabinet at the internal.
Preferably, the interlocking device further comprises an elastic piece, and the elastic piece is used for forcing the interlocking bracket to extend out of the cabinet body.
Preferably, the elastic member is a torsion spring.
Preferably, the interlocking bracket can extend out of the cabinet body or retract into the cabinet body through the access opening.
Preferably, the interlocking support includes the plug, and right back door includes the slot, and if the interlocking support hinders right back door closure to establish on the access hole, the plug can insert and establish in the slot.
Preferably, the plug is formed with a rounded corner.
Preferably, the left rear door comprises a push plate, and if the left rear door cover is arranged on the access opening, the push plate can be abutted against the interlocking support and drive the interlocking support to contract in the cabinet body.
Preferably, the cabinet body comprises a first blocking wall, the first blocking wall is located on a rotation path of the interlocking bracket on the cabinet body, and if the interlocking bracket extends out of the cabinet body, the interlocking bracket abuts against the first blocking wall.
Preferably, the interlocking bracket comprises a second blocking wall, the first blocking wall and the second blocking wall are both flat surfaces, and if the interlocking bracket abuts against the first blocking wall, the first blocking wall abuts against the second blocking wall.
Preferably, the cabinet body further comprises a fixing shaft, a through hole is formed in the interlocking support, and the fixing shaft penetrates through the through hole.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
the utility model discloses in, stretch out interlocking support outside the cabinet body and can hinder right back door independent cover to establish on the access hole, thereby avoid establishing right back door closure alone on the access hole, interlocking support shrink is internal at the cabinet when left back door closure is established on the access hole, and then right back door also can cover and establish on the access hole, thereby realized that left back door and right back door can cover in an orderly manner and establish on the access hole, consequently, this back is to opening the door interlocking device and is had the security height, the structure is retrencied and is avoided advantages such as maloperation.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is one of the partial structural schematic diagrams of the present invention;
fig. 3 is a second partial schematic structural view of the present invention;
fig. 4 is a schematic structural view of the left rear door of the present invention;
fig. 5 is a schematic structural view of the right rear door of the present invention;
fig. 6 is a schematic structural view of the interlocking bracket of the present invention mounted on the fixed shaft;
fig. 7 is a schematic structural view of the interlocking bracket of the present invention;
fig. 8 is a schematic structural view of the fixing shaft of the present invention;
fig. 9 is a schematic structural view of the elastic member of the present invention;
fig. 10 is a schematic view of a partial enlarged structure at "a" in fig. 1 according to the present invention;
in the figure: 1-cabinet body, 2-left back door, 3-right back door, 4-interlocking bracket, 5-elastic piece, 11-groove plate, 12-fixed shaft, 13-access hole, 111-first baffle wall, 121-first shaft section, 122-second shaft section, 123-third shaft section, 21-push plate, 31-slot, 41-plug, 42-through hole, 43-second baffle wall, 44-baffle plate, 411-fillet, 51-first rod section, 52-spiral section and 53-second rod section.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 10, a back door interlocking mechanism comprises a cabinet body 1, the cabinet body 1 comprises an access opening 13, the cabinet body 1 is hinged with a left back door 2 and a right back door 3 respectively, the right back door 3 is used for interlocking on a grounding switch, if the left back door 2 rotates on the cabinet body 1, the left back door 2 can be covered or lifted on the access opening 13, and if the right back door 3 rotates on the cabinet body 1, the right back door 3 can be covered or lifted on the access opening 13.
Wherein, access hole 13 intercommunication cabinet body 1's inside, user's accessible access hole 13 overhauls, operations such as dismouting to the part in the cabinet body 1. The left back door 2 and the right back door 3 adopt a side-by-side design, the left back door 2 and the right back door 3 are symmetrically arranged on the cabinet body 1, in actual use, both hands of a user can respectively grab the left back door 2 and the right back door 3, and then the left back door 2 and the right back door 3 are together covered on the access opening 13 or are lifted on the access opening 13.
The rear split door interlocking mechanism is applied to the switch cabinet, the switch cabinet comprises a grounding switch, the grounding switch is locked on the right rear door 3, if the grounding switch is opened, the right rear door 3 can be opened on the access hole 13, the problem that the switch cabinet is electrified to be overhauled is avoided, and therefore the use safety is improved.
The cabinet body 1 is articulated with interlocking support 4, and if interlocking support 4 when rotating on the cabinet body 1, interlocking support 4 can stretch out the cabinet body 1 outside or shrink in the cabinet body 1, if interlocking support 4 stretches out when the cabinet body 1 is outer, can hinder right back door 3 lid and establish on access hole 13, if left back door 2 lid is established on access hole 13, can drive and stretch out interlocking support 4 shrink outside the cabinet body 1 in the cabinet body.
Wherein, the rotation direction of the left back door 2 on the cabinet body 1, the rotation direction of the right back door 3 on the cabinet body 1 and the rotation direction of the interlocking bracket 4 on the cabinet body 1 are parallel to each other. The interlocking support 4 extending out of the cabinet body 1 is arranged on a rotating path of the right rear door 3 on the cabinet body 1, so that the interlocking support 4 extending out of the cabinet body 1 can block the right rear door 3 from covering the access opening 13, and the interlocking support 4 can be prevented from extending out of the cabinet body 1, and the right rear door 3 can be covered on the access opening 13. The interlocking support 4 extending out of the cabinet body 1 is also arranged on a rotating path of the left rear door 2 on the cabinet body 1, so that when the left rear door 2 rotates towards the cover in the direction of the access hole 13, the interlocking support can be driven to rotate towards the direction of contracting in the cabinet body 1.
In the in-service use, stretch out interlocking support 4 outside the cabinet body 1 can hinder right back door 3 to cover alone and establish on access hole 13, thereby avoid establishing right back door 3 cover alone on access hole 13, interlocking support 4 shrink is in cabinet body 1 when left back door 2 lid is established on access hole 13, and then right back door 3 also can cover and establish on access hole 13, thereby realized that left back door 2 and right back door 3 can cover in order and establish on access hole 13, consequently this back is to opening interlocking device that closes the door has the security height, the structure is retrencied and is avoided advantages such as maloperation.
And an elastic member 5, wherein the elastic member 5 is used for forcing the interlocking bracket 4 to extend out of the cabinet body 1. If the left back door 2 and the right back door 3 are respectively opened on the access hole 13, the interlocking support 4 extends out of the cabinet body 1 under the action of the elastic piece 5, so that a user does not need to manually adjust the interlocking support 4, and the use is further facilitated.
The elastic piece 5 is a torsion spring, and the interlocking support 4 is hinged to the cabinet body 1, so that the elastic piece 5 can generate elastic force in the rotating direction of the interlocking support 4 on the cabinet body 1, and the interlocking support 4 can be better driven to rotate on the cabinet body 1.
The interlocking bracket 4 can extend out of the cabinet body 1 or shrink into the cabinet body 1 through the access opening 13, so that the rationality of the structural design is further improved.
The interlocking support 4 comprises a plug 41, the right rear door 3 comprises a slot 31, and if the interlocking support 4 prevents the right rear door 3 from covering the access opening 13, the plug 41 can be inserted into the slot 31.
If the interlocking bracket 4 extends out of the cabinet 1, the plug 41 is located outside the cabinet 1, and the plug 41 is also located on the rotation path of the right rear door 3 on the cabinet 1. If the plug 41 is inserted into the slot 31, the interlocking bracket 4 limits the right rear door 3, thereby further improving the blocking effect. Specifically, the cross section of the slot 31 is U-shaped, and the side wall in the slot 31 limits the plug 41.
The round angle 411 is formed on the plug 41, and the design of the round angle 411 avoids the problems of abrasion, deformation and the like when the plug 41 is in contact with the left rear door 2 or the right rear door 3.
The left rear door 2 comprises a push plate 21, the overall structure of the push plate 21 is a flat plate, and the plug 41 is located on the rotation path of the push plate 21 on the cabinet body 1. If the left back door 2 is covered on the access opening 13, the push plate 21 can be abutted against the plug 41 and drive the interlocking bracket 4 to be contracted in the cabinet body 1, and at the moment, the plug 41 slides on the push plate 21, so that the transmission effect is achieved.
The cabinet 1 includes a first blocking wall 111, the first blocking wall 111 is located on a rotation path of the interlocking bracket 4 on the cabinet 1, and if the interlocking bracket 4 extends out of the cabinet 1, the interlocking bracket 4 abuts against the first blocking wall 111, so as to limit a rotation stroke of the interlocking bracket 4 on the cabinet 1.
The interlocking support 4 comprises a second blocking wall 43, the first blocking wall 111 and the second blocking wall 43 are both planes, and if the interlocking support 4 abuts against the first blocking wall 111, the first blocking wall 111 is attached to the second blocking wall 43, so that the limiting effect of the second blocking wall 43 on the interlocking support 4 is improved.
The cabinet body 1 comprises a groove plate 11, the groove plate 11 is fixedly arranged in the cabinet body 1, the cross section of the groove plate 11 is U-shaped, the interlocking support 4 is hinged on the groove plate 11, and the first blocking wall 111 is the bottom surface of the groove plate 11.
The cabinet body 1 further comprises a fixing shaft 12, a through hole 42 is formed in the interlocking support 4, the fixing shaft 12 penetrates through the through hole 42 and is fixedly arranged on the groove plate 11, and therefore the interlocking support 4 is hinged to the groove plate 11.
The interlocking bracket 4 comprises a baffle plate 44, the elastic piece 5 is sleeved on the fixed shaft 12, one end of the elastic piece 5 abuts against the baffle plate 44, and the other end of the elastic piece 5 abuts against the groove plate 11.
The fixing shaft 12 comprises a first shaft section 121, a second shaft section 122 and a third shaft section 123, the first shaft section 121, the second shaft section 122 and the third shaft section 123 are sequentially arranged together, the diameter of the first shaft section 121 is larger than that of the second shaft section 122 and that of the third shaft section 123, the elastic piece 5 is sleeved on the second shaft section 122, and the third shaft section 123 penetrates through the through hole 42, so that the assembling reliability is improved.
The elastic member 5 comprises a first rod section 51, a spiral section 52 and a second rod section 53 which are sequentially arranged together, wherein the first rod section 51 abuts against the baffle 44, the spiral section 52 is sleeved on the second shaft section 122, and the second rod section 53 abuts against the slotted plate 11.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The door closing interlocking mechanism for the rear split doors is characterized by comprising a cabinet body (1), wherein the cabinet body (1) comprises an access opening (13), a left rear door (2) and a right rear door (3) are respectively hinged to the cabinet body (1), the right rear door (3) is used for being interlocked on a grounding switch, if the left rear door (2) rotates on the cabinet body (1), the left rear door (2) can be covered or lifted on the access opening (13), and if the right rear door (3) rotates on the cabinet body (1), the right rear door (3) can be covered or lifted on the access opening (13);
the articulated interlocking support (4) that have on the cabinet body (1), if interlocking support (4) when rotating on the cabinet body (1), interlocking support (4) can stretch out outside the cabinet body (1) or shrink in the cabinet body (1), if interlocking support (4) stretch out when the cabinet body (1) is outer, can hinder right back door (3) lid to establish on access hole (13), if left back door (2) lid establishes on access hole (13) when, can drive interlocking support (4) shrink that stretch out outside the cabinet body (1) in the cabinet body (1).
2. A door closing interlock according to claim 1, further comprising a resilient member (5), the resilient member (5) being adapted to urge the interlock bracket (4) to extend outside the cabinet (1).
3. A door closing interlock mechanism according to claim 2 wherein said resilient member (5) is a torsion spring.
4. A door closing interlock according to claim 1, wherein said interlock bracket (4) is extendable from the cabinet (1) or retractable into the cabinet (1) through the access opening (13).
5. A door closing interlock according to claim 1, wherein the interlock support (4) comprises a plug (41) and the right rear door (3) comprises a slot (31), the plug (41) being insertable into the slot (31) if the interlock support (4) obstructs the right rear door (3) from covering the access opening (13).
6. A door-closing interlock mechanism according to claim 5, wherein said plug (41) is formed with rounded corners (411).
7. A door-closing interlocking mechanism of a rear door pair as claimed in claim 5 or 6, characterized in that the left rear door (2) comprises a push plate (21), and if the left rear door (2) is covered on the access opening (13), the push plate (21) can abut against the interlocking bracket (4) and drive the interlocking bracket (4) to retract in the cabinet body (1).
8. A door closing interlock mechanism according to claim 1, wherein the cabinet (1) comprises a first stop wall (111), the first stop wall (111) is located on a rotation path of the interlock bracket (4) on the cabinet (1), and the interlock bracket (4) abuts against the first stop wall (111) if the interlock bracket (4) is extended out of the cabinet (1).
9. A door-closing interlock for a rear opening door as claimed in claim 8, wherein said interlock bracket (4) comprises a second stop wall (43), the first stop wall (111) and the second stop wall (43) being flat, the first stop wall (111) abutting against the second stop wall (43) if the interlock bracket (4) abuts against the first stop wall (111).
10. The interlocking mechanism for closing a rear door and a front door as claimed in claim 1, wherein the cabinet body (1) further comprises a fixing shaft (12), the interlocking bracket (4) is provided with a through hole (42), and the fixing shaft (12) is inserted into the through hole (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221709257.0U CN217882545U (en) | 2022-07-04 | 2022-07-04 | Door closing interlocking mechanism for rear split door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221709257.0U CN217882545U (en) | 2022-07-04 | 2022-07-04 | Door closing interlocking mechanism for rear split door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217882545U true CN217882545U (en) | 2022-11-22 |
Family
ID=84098596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221709257.0U Active CN217882545U (en) | 2022-07-04 | 2022-07-04 | Door closing interlocking mechanism for rear split door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217882545U (en) |
-
2022
- 2022-07-04 CN CN202221709257.0U patent/CN217882545U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shen Wei Inventor after: Xiang Chengwei Inventor after: Guo Yunfei Inventor after: Zheng Jiangpeng Inventor after: Wu Gaofeng Inventor after: Zhuang Weizhi Inventor after: Zou Dong Inventor before: Shen Wei |
|
| CB03 | Change of inventor or designer information |