CN111877884A - Electric cabinet door interlocking device - Google Patents
Electric cabinet door interlocking device Download PDFInfo
- Publication number
- CN111877884A CN111877884A CN202010753005.7A CN202010753005A CN111877884A CN 111877884 A CN111877884 A CN 111877884A CN 202010753005 A CN202010753005 A CN 202010753005A CN 111877884 A CN111877884 A CN 111877884A
- Authority
- CN
- China
- Prior art keywords
- interlocking
- cabinet door
- limiting part
- shaft
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000005192 partition Methods 0.000 claims abstract description 18
- 238000005452 bending Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000003351 stiffener Substances 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/52—Other locks for chests, boxes, trunks, baskets, travelling bags, or the like
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/02—Locks or fastenings for special use for thin, hollow, or thin-metal wings
Landscapes
- Patch Boards (AREA)
Abstract
The invention discloses an electric cabinet door interlocking device, which comprises an operating mechanism, an interlocking module and a partition plate, wherein the operating mechanism is provided with a grounding transmission shaft, the interlocking module comprises a grounding shaft limiting part, a rotating limiting part, a lifting limiting part, a pulling part and an interlocking part, the partition plate is provided with a locking hole and an interlocking hole, the upper end and the lower end of the lifting limiting part of the interlocking module are respectively subjected to transmission and locking operation by arranging the operating mechanism and the interlocking module, the operating mechanisms at the operating end and the locking end are respectively arranged at the two ends, the middle parts of the operating mechanism and the locking end are connected by only one rod piece, the problems of large occupied space and interference caused by the action of a plurality of interlocking mechanisms in the middle section are avoided, the operation and the locking mechanisms at the two ends can complete the control and locking operation only by lifting, the complexity of the transmission mechanism is simplified, and, the reliability of the transmission structure is improved.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to an electrical cabinet door interlocking device.
Background
The existing electric cabinet door comprises an operating mechanism and a locking end linked by the operating mechanism, wherein the operating mechanism drives the locking end to operate a specified locking position of the electric cabinet door, a large amount of equipment such as a fuse or a circuit breaker is arranged in the electric cabinet, the driving mechanism is generally provided with a plurality of transmission parts to penetrate a large amount of equipment and circuits, interference is easy to generate, when the operating mechanism is far away from the door locking end, the existing mechanism is additionally provided with a lengthening lock rod to realize door interlocking, the connection part of the additionally arranged lengthening structure and the lengthening structure can cause more serious interference phenomenon, the locking is influenced, even deformation can be generated due to long-term interference, and the fuse replacement or the normal operation of the circuit breaker mechanism is influenced.
Disclosure of Invention
Therefore, an electrical cabinet door interlocking device needs to be provided to solve the problem that in the prior art, the interference phenomenon caused by a plurality of transmission parts causes more serious interference phenomenon at the joint of the additionally-installed lengthening structure and the lengthening structure, and internal electrical equipment and pipelines are damaged.
In order to achieve the above object, the inventor provides an electrical cabinet door interlocking device, which comprises an operating mechanism, an interlocking module and a partition plate;
the operating mechanism is provided with a grounding transmission shaft;
the interlocking module comprises an earthing shaft limiting part, a rotation limiting part, a lifting limiting part, a pulling part and an interlocking part, wherein the earthing shaft limiting part is connected with an earthing transmission shaft, a rotation limiting bulge is arranged on the earthing shaft limiting part, the bulge is in contact with or separated from the lower part of one side of the limiting part, the rotation limiting part is connected with a rotating shaft in the horizontal direction, the other end of the rotation limiting part is connected with a shaft of the lifting limiting part, the lifting limiting part is provided with an extension rod and a locking piece, the extension rod faces the direction of the partition plate, the locking piece is arranged at one end, facing the partition plate, of the extension rod, the interlocking part is of an L;
the baffle is provided with a locking hole and an interlocking hole, the locking hole is matched with the locking piece, the interlocking hole is of a T-shaped or L-shaped structure, the interlocking piece is provided with a bending clamping piece, the interlocking piece is in contact with the side edge of the cabinet door, and the bending clamping piece is used for penetrating through the interlocking hole to enable the lifting limiting part to fall or stop above the interlocking hole to prevent the lifting limiting part from falling.
Preferably, the device further comprises a fixing plate, and the rotation limiting part is connected to the fixing plate through a rotating shaft.
Preferably, the fixed plate is provided with a guide pin, the lifting limiting part is provided with a strip-shaped hole along the height direction, and the guide pin is matched with the strip-shaped hole of the lifting limiting part.
Preferably, the rotation limiting part is provided with a sliding groove, and the lifting limiting part is connected to the sliding groove through a shaft.
Preferably, the extension rod is of an L-shaped structure.
Preferably, the extension rod is provided with a reinforcing rib.
Preferably, the rotation limiting part is an inverted U-shaped structure, and an inward concave part of the inverted U-shaped structure is matched with the rotation limiting protrusion on the grounding shaft limiting part.
Preferably, the grounding shaft limiting part comprises an assembly ring, the assembly ring is connected to the grounding transmission shaft, and the rotation limiting protrusion is arranged on the side edge of the assembly ring.
Preferably, still include ground connection transmission shaft baffle, ground connection transmission shaft baffle sets up on the lift locating part, and the one side of ground connection transmission shaft baffle is towards the one end of ground connection transmission shaft.
Different from the prior art, the technical scheme has the following advantages: through setting up operating device and interlocking module, carry out transmission and locking operation respectively at interlocking module lift locating part's upper and lower both ends, the action mechanism with operating end and locking end sets up respectively in both ends, only a member links to each other in the middle part, the problem of the occupation space that many linkages in middle section moved and cause is big and interfere has been avoided, the operation and the locking mechanism that are located both ends only can accomplish control and locking operation through going up and down, drive mechanism's complexity has been simplified, the regional occupation space in middle section has also been reduced when using elongated extension mechanism, the reliability of transmission structure has been improved.
Drawings
Fig. 1 is a schematic overall structural diagram of an electrical cabinet door interlock apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the interlocking module and the partition in the grounded open state according to the embodiment of the present invention;
FIG. 3 is a schematic structural diagram of the interlocking module and the partition in a grounded closing state according to the embodiment of the present invention;
FIG. 4 is a schematic structural view illustrating a door locking state of the interlocking member according to the embodiment of the present invention;
fig. 5 is a schematic structural view illustrating an open state of the interlocking member according to an embodiment of the present invention.
Description of reference numerals:
10. an operating mechanism;
11. a grounded transmission shaft;
20. an interlock module;
21. a grounding shaft limiting piece; 211. assembling a ring; 212. rotating the limiting protrusion;
22. rotating the limiting piece; 221. a chute; 23. a lifting limiting part; 231. an extension rod;
232. a locking piece; 233. a grounded transmission shaft baffle; 24. a pulling piece;
25. an interlock member; 251. bending the snap sheet; 26. a fixing plate; 261. a guide pin;
27. reinforcing ribs;
30. a partition plate;
31. a locking hole; 32. an interlock hole;
40. a cabinet door.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to fig. 1 to 5, the present embodiment discloses an electrical cabinet door interlock device, which includes an operating mechanism 10, an interlock module 20, and a partition 30, wherein the control module 10 includes a grounding transmission shaft 11. The interlocking module 20 comprises a grounding shaft limiting part 21, a rotation limiting part 22, a lifting limiting part 23, a stirring part 24 and an interlocking part 25, wherein the grounding shaft limiting part 21 comprises an assembling ring 211 and a rotation limiting protrusion 212, the rotation limiting protrusion 212 is connected to one side of the assembling ring 211, and the assembling ring 211 is sleeved on the grounding transmission shaft 11. The rotation limiting member 22 is assembled on the cabinet or the fixing bracket through a rotating shaft, one end of the rotation limiting member faces the grounding shaft limiting member 21, and the other end of the rotation limiting member is connected with the lifting limiting member 23 through a rotating shaft. The lifting limiting member 23 is provided with an extending rod 231 and a locking plate 232, one end of the extending rod 231 faces the direction of the partition board 30, and the locking plate 232 is connected to one end of the extending rod 231 facing the partition board. The toggle member 24 is connected to the elevation limit member 23. The interlocking member 25 is an L-shaped structure, one end of the interlocking member is hinged to the extension rod 231 or the locking piece 232, and the interlocking member 25 is provided with a bent clamping piece 251. The partition plate 30 is provided with a locking hole 31 and an interlocking hole 32, the size of the locking hole 31 is matched with that of the locking piece 232, the locking piece 232 penetrates through the partition plate 30 through the locking hole 31, and the interlocking hole 32 is a T-shaped hole and is matched with the cross-sectional sizes of the interlocking piece 25 and the bent clamping piece 251 in the plate surface direction of the partition plate 30. The cabinet door 40 is disposed on the other side of the partition 30, and includes a slot adapted to the locking piece 232, and the side of the cabinet door 40 is adapted to the interlocking piece 25.
According to the structure, in the actual use process of the electric cabinet door interlocking device, when the cabinet door is required to be opened, a user operates the grounding transmission shaft to rotate, so that the grounding shaft limiting part is driven, and the rotating limiting protrusion of the grounding shaft limiting part is separated from the bottom surface of the rotating limiting part. And a grounding switching-on state is formed, and at the moment, the operator lifts up the toggle piece to drive the lifting limiting piece to lift up. In the lifting process, one end of the rotation limiting part loses the limitation of the rotation limiting protrusion, and can rotate along the shaft. The locking piece that is located extension rod towards baffle one end separates with the cabinet door, and the cabinet door is relieved the locking state and is opened, and along with the promotion of extension rod, the joint piece of buckling is by the downthehole break away from of interlocking, and the interlocking part rotates along the pin joint because of the action of gravity to slide in the interlocking hole, make the joint piece joint of buckling and baffle top, the interlocking part bottom keeps in the baffle below. The extension rod keeps the state of opening the door this moment, avoids the locking. When the cabinet door needs to be closed, the edge of the cabinet door contacts with the interlocking piece, the interlocking piece is driven to rotate, the bending clamping piece falls into the interlocking hole again, the limiting state is finished, the lifting limiting part and the locking piece fall, the locking piece is clamped in the cabinet door again, the rotating limiting part is linked, the locking state is recovered, the grounding transmission shaft is operated to rotate in the opposite direction, the rotating limiting protrusion driving the grounding shaft limiting part is located at the bottom of the rotating limiting part again, the grounding opening state is formed, and the switch and unlocking state of the cabinet door of the primary electric cabinet is completed. Through setting up operating device and interlocking module, carry out transmission and locking operation respectively at interlocking module lift locating part's upper and lower both ends, the action mechanism with operating end and locking end sets up respectively in both ends, only a member links to each other in the middle part, the problem of the occupation space that many linkages in middle section moved and cause is big and interfere has been avoided, the operation and the locking mechanism that are located both ends only can accomplish control and locking operation through going up and down, drive mechanism's complexity has been simplified, the regional occupation space in middle section has also been reduced when using elongated extension mechanism, the reliability of transmission structure has been improved.
Referring to fig. 2, in some preferred embodiments, the electrical cabinet further includes a fixing plate 26, a guide pin 261 is disposed on the fixing plate 26, a strip-shaped hole is disposed on the lifting limiting member 23 along the height direction, the guide pin 261 is adapted to the size of the strip-shaped hole, and the fixing plate and the guide pin are disposed to limit the lifting area of the lifting limiting member, so as to avoid the offset from interfering with the equipment in the electrical cabinet, and improve the transmission efficiency.
Referring to fig. 2, in some preferred embodiments, the rotation limiting member 22 is provided with a sliding slot 22 facing the lifting limiting member 23, the lifting limiting member is slidably connected to the sliding slot through the rotating shaft, and the length of the offset of the rotating shaft is conveniently corrected by providing the sliding slot during the lifting process. In other embodiments, the sliding groove may also be disposed on the rotating shaft region in the middle of the rotation limiting member.
Referring to fig. 2, in the above preferred embodiment, the extension rod 231 is of an L-shaped structure, and the extension rod of the L-shaped structure is arranged, so that the locking positions of different cabinet doors can be adapted conveniently, or a region where devices are stacked in a concentrated manner in an electrical cabinet can be bypassed conveniently, the flexibility of the devices in use can be improved, and the interference probability can be reduced. In other embodiments, an extension rod with a 1-shaped structure can be selected.
Referring to fig. 2, in some preferred embodiments, the extension rod 231 is provided with a reinforcing rib 27, which is convenient for improving the structural strength of the extension rod and reducing the possibility of deformation of the extension rod during the lifting process.
Referring to fig. 2, in the above embodiment, the rotation limiting member 22 is an inverted U-shaped structure, the rotation limiting protrusion of the ground shaft limiting member contacts with the bottom surface of the concave portion of the inverted U-shaped structure, and the inverted U-shaped structure is adopted to conveniently guide the rotation limiting protrusion. In other embodiments, the rotation limiting member may also be an L-shaped structure, or a protrusion structure is disposed on a side of the rotation limiting member to fit the grounding shaft limiting member, so as to achieve the limiting operation.
Referring to fig. 2, in some preferred embodiments, the lifting/lowering limiting member further includes a grounding transmission shaft baffle 233, the grounding transmission shaft baffle 233 is connected to the lifting/lowering limiting member 23, and one surface of the grounding transmission shaft baffle 233 faces the end of the grounding transmission shaft 11.
It should be noted that, although the above embodiments have been described herein, the invention is not limited thereto. Therefore, based on the innovative concepts of the present invention, the technical solutions of the present invention can be directly or indirectly applied to other related technical fields by making changes and modifications to the embodiments described herein, or by using equivalent structures or equivalent processes performed in the content of the present specification and the attached drawings, which are included in the scope of the present patent.
Claims (9)
1. An electric cabinet door interlocking device is characterized by comprising an operating mechanism, an interlocking module and a partition plate;
the operating mechanism is provided with a grounding transmission shaft;
the interlocking module comprises an earthing shaft limiting part, a rotation limiting part, a lifting limiting part, a pulling part and an interlocking part, wherein the earthing shaft limiting part is connected with an earthing transmission shaft, a rotation limiting bulge is arranged on the earthing shaft limiting part, the bulge is in contact with or separated from the lower part of one side of the limiting part, the rotation limiting part is connected with a rotating shaft in the horizontal direction, the other end of the rotation limiting part is connected with a shaft of the lifting limiting part, the lifting limiting part is provided with an extension rod and a locking piece, the extension rod faces the direction of the partition plate, the locking piece is arranged at one end, facing the partition plate, of the extension rod, the interlocking part is of an L;
the baffle is provided with a locking hole and an interlocking hole, the locking hole is matched with the locking piece, the interlocking hole is of a T-shaped or L-shaped structure, the interlocking piece is provided with a bending clamping piece, the interlocking piece is in contact with the side edge of the cabinet door, and the bending clamping piece is used for penetrating through the interlocking hole to enable the lifting limiting part to fall or stop above the interlocking hole to prevent the lifting limiting part from falling.
2. The electrical cabinet door interlock according to claim 1, further comprising a fixing plate, wherein the rotation limiting member is connected to the fixing plate via a rotating shaft.
3. The electrical cabinet door interlock apparatus according to claim 2, wherein the fixing plate is provided with a guide pin, the lift limiting member is provided with a bar-shaped hole along a height direction, and the guide pin is adapted to the bar-shaped hole of the lift limiting member.
4. The electrical cabinet door interlock according to claim 1, wherein the rotation limiting member has a sliding slot, and the lift limiting member is pivotally connected to the sliding slot.
5. The electrical cabinet door interlock according to claim 1, wherein the extension rod is an L-shaped structure.
6. The electrical cabinet door interlock according to claim 1, wherein the extension rod is provided with a stiffener.
7. The electrical cabinet door interlock according to claim 1, wherein the rotation limiting member is an inverted U-shaped structure, and an inner recess of the inverted U-shaped structure is adapted to the rotation limiting protrusion of the grounding shaft limiting member.
8. The electrical cabinet door interlock according to claim 1, wherein the ground shaft stop comprises an assembly ring connected to the ground transmission shaft, and a rotation stop protrusion is provided at a side of the assembly ring.
9. The electrical cabinet door interlock according to claim 1, further comprising a grounding transmission shaft baffle disposed on the lift limiting member, wherein a surface of the grounding transmission shaft baffle faces one end of the grounding transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010753005.7A CN111877884A (en) | 2020-07-29 | 2020-07-29 | Electric cabinet door interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010753005.7A CN111877884A (en) | 2020-07-29 | 2020-07-29 | Electric cabinet door interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111877884A true CN111877884A (en) | 2020-11-03 |
Family
ID=73204603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010753005.7A Pending CN111877884A (en) | 2020-07-29 | 2020-07-29 | Electric cabinet door interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111877884A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5929405A (en) * | 1998-05-07 | 1999-07-27 | Eaton Corporation | Interlock for electrical switching apparatus with stored energy closing |
| WO2008027798A2 (en) * | 2006-08-29 | 2008-03-06 | Welding Technology Corporation | Door interlock for rotary actuated circuit breaker |
| US20150102608A1 (en) * | 2013-10-16 | 2015-04-16 | Lsis Co., Ltd. | Door interlock device for transformer room of vacuum circuit breaker |
| CN206282753U (en) * | 2016-12-16 | 2017-06-27 | 昆明华奥航星电气有限公司 | High-voltage board cable chamber door interlocking mechanism |
| CN107086441A (en) * | 2017-04-27 | 2017-08-22 | 兴机电器有限公司 | Door interlock above and below switch cubicle |
| CN207319958U (en) * | 2017-10-29 | 2018-05-04 | 默飓电气有限公司 | It is a kind of to prevent from the interlocking mechanism do not opened the door during ground state |
| CN110492360A (en) * | 2019-09-09 | 2019-11-22 | 江苏洛凯电气有限公司 | Cabinet door interlocking |
| CN212271864U (en) * | 2020-07-29 | 2021-01-01 | 福建中能电气有限公司 | Electric cabinet door interlocking device |
-
2020
- 2020-07-29 CN CN202010753005.7A patent/CN111877884A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5929405A (en) * | 1998-05-07 | 1999-07-27 | Eaton Corporation | Interlock for electrical switching apparatus with stored energy closing |
| WO2008027798A2 (en) * | 2006-08-29 | 2008-03-06 | Welding Technology Corporation | Door interlock for rotary actuated circuit breaker |
| US20150102608A1 (en) * | 2013-10-16 | 2015-04-16 | Lsis Co., Ltd. | Door interlock device for transformer room of vacuum circuit breaker |
| CN206282753U (en) * | 2016-12-16 | 2017-06-27 | 昆明华奥航星电气有限公司 | High-voltage board cable chamber door interlocking mechanism |
| CN107086441A (en) * | 2017-04-27 | 2017-08-22 | 兴机电器有限公司 | Door interlock above and below switch cubicle |
| CN207319958U (en) * | 2017-10-29 | 2018-05-04 | 默飓电气有限公司 | It is a kind of to prevent from the interlocking mechanism do not opened the door during ground state |
| CN110492360A (en) * | 2019-09-09 | 2019-11-22 | 江苏洛凯电气有限公司 | Cabinet door interlocking |
| CN212271864U (en) * | 2020-07-29 | 2021-01-01 | 福建中能电气有限公司 | Electric cabinet door interlocking device |
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